diff --git a/server/app/command/QywxSyncPromotionRanges.php b/server/app/command/QywxSyncPromotionRanges.php
new file mode 100644
index 000000000..f2a2739f5
--- /dev/null
+++ b/server/app/command/QywxSyncPromotionRanges.php
@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+namespace app\command;
+
+use app\common\service\qywx\QywxPromotionRangeSyncService;
+use think\console\Command;
+use think\console\Input;
+use think\console\Output;
+
+/** 重试回调调度后尚未同步到企业微信的获客链接成员范围。 */
+class QywxSyncPromotionRanges extends Command
+{
+    protected function configure()
+    {
+        $this->setName('qywx:sync-promotion-ranges')
+            ->setDescription('同步企业微信官方获客链接的下一名承接成员');
+    }
+
+    protected function execute(Input $input, Output $output): int
+    {
+        $result = (new QywxPromotionRangeSyncService())->syncPending(100);
+        $output->writeln(sprintf(
+            'QYWX_PROMOTION_RANGE_SYNC selected=%d synced=%d failed=%d',
+            $result['selected'],
+            $result['synced'],
+            $result['failed']
+        ));
+
+        return 0;
+    }
+}
diff --git a/server/app/common/service/qywx/QywxPromotionMemberSchedulerService.php b/server/app/common/service/qywx/QywxPromotionMemberSchedulerService.php
new file mode 100644
index 000000000..0cb116730
--- /dev/null
+++ b/server/app/common/service/qywx/QywxPromotionMemberSchedulerService.php
@@ -0,0 +1,335 @@
+<?php
+
+declare(strict_types=1);
+
+namespace app\common\service\qywx;
+
+use think\facade\Db;
+
+/** 根据实际获客回调记账，并为同一个官方链接规划下一名承接成员。 */
+class QywxPromotionMemberSchedulerService
+{
+    public static function poolIdFromState(string $state): int
+    {
+        $state = trim($state);
+
+        return preg_match('/^zyt_pool:(\d+)$/', $state, $matches) === 1
+            ? max(0, (int) $matches[1])
+            : 0;
+    }
+
+    /** @return array{status:string,pool_id:int,member_id:int,next_member_id:int} */
+    public static function recordFromState(
+        string $state,
+        string $userId,
+        string $externalUserId,
+        int $eventTime = 0,
+        string $source = 'external_contact'
+    ): array {
+        $poolId = self::poolIdFromState($state);
+        if ($poolId <= 0) {
+            return ['status' => 'ignored_state', 'pool_id' => 0, 'member_id' => 0, 'next_member_id' => 0];
+        }
+
+        return self::record($poolId, $userId, $externalUserId, $eventTime, $source);
+    }
+
+    /** @return array{status:string,pool_id:int,member_id:int,next_member_id:int} */
+    public static function recordFromRemoteLink(
+        string $remoteLinkId,
+        string $userId,
+        string $externalUserId,
+        int $eventTime = 0,
+        string $source = 'customer_acquisition'
+    ): array {
+        $poolId = (int) (Db::name('qywx_promotion_link')
+            ->where('remote_link_id', trim($remoteLinkId))
+            ->whereNull('delete_time')
+            ->value('pool_id') ?? 0);
+        if ($poolId <= 0) {
+            return ['status' => 'ignored_link', 'pool_id' => 0, 'member_id' => 0, 'next_member_id' => 0];
+        }
+
+        return self::record($poolId, $userId, $externalUserId, $eventTime, $source);
+    }
+
+    /**
+     * 管理端变更成员开关、权重或上限后，确保当前远端成员仍可用；必要时立即排队切换。
+     *
+     * @return array{pool_id:int,next_member_id:int,queued:bool,blocked:bool}
+     */
+    public static function reconcilePool(int $poolId): array
+    {
+        return Db::transaction(function () use ($poolId): array {
+            $now = time();
+            $today = date('Y-m-d', $now);
+            $linkId = self::promotionLinkId($poolId);
+            $sync = self::lockedSyncRow($poolId);
+            $members = self::lockedMembers($poolId);
+            if ($linkId <= 0 || $members === []) {
+                return ['pool_id' => $poolId, 'next_member_id' => 0, 'queued' => false, 'blocked' => true];
+            }
+
+            $desiredId = (int) ($sync['desired_member_id'] ?? 0);
+            $desiredEligible = false;
+            foreach ($members as &$member) {
+                if ((string) ($member['today_date'] ?? '') !== $today) {
+                    $member['today_date'] = $today;
+                    $member['today_count'] = 0;
+                }
+                if ((int) $member['id'] === $desiredId) {
+                    $desiredEligible = QywxPromotionWeightedRandom::eligible($member, $now);
+                }
+            }
+            unset($member);
+            self::persistMemberCursors($members, $now);
+            if ($desiredEligible) {
+                if ((int) ($sync['status'] ?? 0) === 4) {
+                    Db::name('qywx_promotion_range_sync')->where('pool_id', $poolId)->update([
+                        'status' => 0,
+                        'next_retry' => 0,
+                        'last_error' => '',
+                        'update_time' => $now,
+                    ]);
+                }
+                return ['pool_id' => $poolId, 'next_member_id' => $desiredId, 'queued' => false, 'blocked' => false];
+            }
+
+            return self::selectAndQueueLocked($poolId, $linkId, $sync, $members, $today, $now);
+        });
+    }
+
+    public static function initialisePool(int $poolId, int $promotionLinkId, string $selectedUserId): int
+    {
+        $memberId = (int) (Db::name('qywx_promotion_pool_member')
+            ->where('pool_id', $poolId)
+            ->where('userid', $selectedUserId)
+            ->whereNull('delete_time')
+            ->value('id') ?? 0);
+        if ($memberId <= 0 || $promotionLinkId <= 0) {
+            return 0;
+        }
+        $now = time();
+        $existing = Db::name('qywx_promotion_range_sync')->where('pool_id', $poolId)->find();
+        $data = [
+            'promotion_link_id' => $promotionLinkId,
+            'desired_member_id' => $memberId,
+            'applied_member_id' => $memberId,
+            'status' => 0,
+            'attempts' => 0,
+            'next_retry' => 0,
+            'lock_token' => '',
+            'lock_until' => 0,
+            'last_error' => '',
+            'update_time' => $now,
+        ];
+        if ($existing) {
+            $version = max(1, (int) ($existing['desired_version'] ?? 0) + 1);
+            $data['desired_version'] = $version;
+            $data['applied_version'] = $version;
+            Db::name('qywx_promotion_range_sync')->where('pool_id', $poolId)->update($data);
+        } else {
+            $data += ['pool_id' => $poolId, 'desired_version' => 1, 'applied_version' => 1, 'create_time' => $now];
+            Db::name('qywx_promotion_range_sync')->insert($data);
+        }
+
+        return $memberId;
+    }
+
+    /** @return array{status:string,pool_id:int,member_id:int,next_member_id:int} */
+    private static function record(
+        int $poolId,
+        string $userId,
+        string $externalUserId,
+        int $eventTime,
+        string $source
+    ): array {
+        $userId = trim($userId);
+        $externalUserId = trim($externalUserId);
+        if ($poolId <= 0 || $userId === '' || $externalUserId === '') {
+            return ['status' => 'ignored_identity', 'pool_id' => $poolId, 'member_id' => 0, 'next_member_id' => 0];
+        }
+
+        return Db::transaction(function () use ($poolId, $userId, $externalUserId, $eventTime, $source): array {
+            $pool = Db::name('qywx_promotion_pool')->where('id', $poolId)->whereNull('delete_time')->lock(true)->find();
+            if (!$pool) {
+                return ['status' => 'ignored_pool', 'pool_id' => $poolId, 'member_id' => 0, 'next_member_id' => 0];
+            }
+            $members = self::lockedMembers($poolId);
+            $actualMember = null;
+            foreach ($members as $member) {
+                if ((string) ($member['userid'] ?? '') === $userId) {
+                    $actualMember = $member;
+                    break;
+                }
+            }
+            if ($actualMember === null) {
+                return ['status' => 'ignored_member', 'pool_id' => $poolId, 'member_id' => 0, 'next_member_id' => 0];
+            }
+            $actualMemberId = (int) $actualMember['id'];
+            $eventKey = hash('sha256', $poolId . '|' . $userId . '|' . $externalUserId);
+            try {
+                Db::name('qywx_promotion_dispatch_event')->insert([
+                    'event_key' => $eventKey,
+                    'pool_id' => $poolId,
+                    'member_id' => $actualMemberId,
+                    'userid' => $userId,
+                    'external_userid' => $externalUserId,
+                    'source' => mb_substr($source, 0, 32),
+                    'event_time' => max(0, $eventTime),
+                    'create_time' => time(),
+                ]);
+            } catch (\Throwable $e) {
+                if (!Db::name('qywx_promotion_dispatch_event')->where('event_key', $eventKey)->find()) {
+                    throw $e;
+                }
+
+                return ['status' => 'duplicate', 'pool_id' => $poolId, 'member_id' => $actualMemberId, 'next_member_id' => 0];
+            }
+
+            $now = time();
+            $today = date('Y-m-d', $now);
+            foreach ($members as &$member) {
+                if ((string) ($member['today_date'] ?? '') !== $today) {
+                    $member['today_date'] = $today;
+                    $member['today_count'] = 0;
+                }
+                if ((int) $member['id'] === $actualMemberId) {
+                    $member['today_count'] = (int) ($member['today_count'] ?? 0) + 1;
+                    $member['total_count'] = (int) ($member['total_count'] ?? 0) + 1;
+                    $member['last_assigned_time'] = max($now, max(0, $eventTime));
+                }
+            }
+            unset($member);
+            self::persistMemberCursors($members, $now);
+
+            $linkId = self::promotionLinkId($poolId);
+            $sync = self::lockedSyncRow($poolId);
+            $desiredId = (int) ($sync['desired_member_id'] ?? 0);
+            if ($linkId <= 0 || ($desiredId > 0 && $desiredId !== $actualMemberId)) {
+                return ['status' => 'counted_stale', 'pool_id' => $poolId, 'member_id' => $actualMemberId, 'next_member_id' => $desiredId];
+            }
+
+            $planned = self::selectAndQueueLocked($poolId, $linkId, $sync, $members, $today, $now);
+
+            return [
+                'status' => $planned['blocked'] ? 'counted_blocked' : 'counted',
+                'pool_id' => $poolId,
+                'member_id' => $actualMemberId,
+                'next_member_id' => $planned['next_member_id'],
+            ];
+        });
+    }
+
+    /** @return array{pool_id:int,next_member_id:int,queued:bool,blocked:bool} */
+    private static function selectAndQueueLocked(
+        int $poolId,
+        int $linkId,
+        ?array $sync,
+        array $members,
+        string $today,
+        int $now
+    ): array {
+        $selection = QywxPromotionWeightedRandom::select($members, $today, $now);
+        self::persistMemberCursors($selection['members'], $now);
+        $selectedId = (int) $selection['selected_id'];
+        if ($selectedId <= 0) {
+            self::upsertSync($poolId, $linkId, (int) ($sync['desired_member_id'] ?? 0), false, $sync, $now, '所有成员均已禁用、未生效或达到今日上限');
+
+            return ['pool_id' => $poolId, 'next_member_id' => 0, 'queued' => false, 'blocked' => true];
+        }
+        $changed = $selectedId !== (int) ($sync['desired_member_id'] ?? 0);
+        self::upsertSync($poolId, $linkId, $selectedId, $changed, $sync, $now);
+
+        return ['pool_id' => $poolId, 'next_member_id' => $selectedId, 'queued' => $changed, 'blocked' => false];
+    }
+
+    private static function upsertSync(
+        int $poolId,
+        int $linkId,
+        int $desiredMemberId,
+        bool $pending,
+        ?array $existing,
+        int $now,
+        string $error = ''
+    ): void {
+        $version = max(1, (int) ($existing['desired_version'] ?? 0) + ($pending ? 1 : 0));
+        $data = [
+            'promotion_link_id' => $linkId,
+            'desired_member_id' => $desiredMemberId,
+            'desired_version' => $version,
+            'status' => $error !== '' ? 4 : ($pending ? 1 : (int) ($existing['status'] ?? 0)),
+            'next_retry' => $error !== '' ? strtotime('tomorrow', $now) : ($pending ? $now : 0),
+            'last_error' => mb_substr($error, 0, 500),
+            'update_time' => $now,
+        ];
+        if ($pending) {
+            $data['attempts'] = 0;
+        }
+        if ($existing) {
+            Db::name('qywx_promotion_range_sync')->where('pool_id', $poolId)->update($data);
+        } else {
+            $data += [
+                'pool_id' => $poolId,
+                'applied_member_id' => 0,
+                'applied_version' => 0,
+                'attempts' => 0,
+                'lock_token' => '',
+                'lock_until' => 0,
+                'create_time' => $now,
+            ];
+            Db::name('qywx_promotion_range_sync')->insert($data);
+        }
+    }
+
+    /** @return list<array<string,mixed>> */
+    private static function lockedMembers(int $poolId): array
+    {
+        return Db::name('qywx_promotion_pool_member')
+            ->where('pool_id', $poolId)
+            ->whereNull('delete_time')
+            ->order('id', 'asc')
+            ->lock(true)
+            ->select()->toArray();
+    }
+
+    /** @return array<string,mixed>|null */
+    private static function lockedSyncRow(int $poolId): ?array
+    {
+        $row = Db::name('qywx_promotion_range_sync')->where('pool_id', $poolId)->lock(true)->find();
+
+        return $row ?: null;
+    }
+
+    private static function promotionLinkId(int $poolId): int
+    {
+        $syncLinkId = (int) (Db::name('qywx_promotion_range_sync')
+            ->where('pool_id', $poolId)->value('promotion_link_id') ?? 0);
+        if ($syncLinkId > 0) {
+            return $syncLinkId;
+        }
+
+        return (int) (Db::name('qywx_promotion_link')
+            ->where('pool_id', $poolId)
+            ->where('remote_link_id', '<>', '')
+            ->where('remote_status', '<>', 2)
+            ->whereNull('delete_time')
+            ->order('id', 'desc')
+            ->value('id') ?? 0);
+    }
+
+    /** @param list<array<string,mixed>> $members */
+    private static function persistMemberCursors(array $members, int $now): void
+    {
+        foreach ($members as $member) {
+            Db::name('qywx_promotion_pool_member')->where('id', (int) $member['id'])->update([
+                'current_weight' => (int) ($member['current_weight'] ?? 0),
+                'today_count' => max(0, (int) ($member['today_count'] ?? 0)),
+                'today_date' => (string) ($member['today_date'] ?? '') ?: null,
+                'total_count' => max(0, (int) ($member['total_count'] ?? 0)),
+                'last_assigned_time' => max(0, (int) ($member['last_assigned_time'] ?? 0)),
+                'update_time' => $now,
+            ]);
+        }
+    }
+}
diff --git a/server/app/common/service/qywx/QywxPromotionRangeSyncService.php b/server/app/common/service/qywx/QywxPromotionRangeSyncService.php
new file mode 100644
index 000000000..232120420
--- /dev/null
+++ b/server/app/common/service/qywx/QywxPromotionRangeSyncService.php
@@ -0,0 +1,174 @@
+<?php
+
+declare(strict_types=1);
+
+namespace app\common\service\qywx;
+
+use RuntimeException;
+use think\facade\Db;
+
+/** 把回调调度出的单个目标成员同步到同一条企业微信官方获客链接。 */
+class QywxPromotionRangeSyncService
+{
+    private QywxCustomerAcquisitionApiService $api;
+
+    public function __construct(?QywxCustomerAcquisitionApiService $api = null)
+    {
+        $this->api = $api ?? new QywxCustomerAcquisitionApiService();
+    }
+
+    /** @return array{status:string,pool_id:int,member_id:int} */
+    public function syncPool(int $poolId): array
+    {
+        $claim = Db::transaction(function () use ($poolId): ?array {
+            $row = Db::name('qywx_promotion_range_sync')->where('pool_id', $poolId)->lock(true)->find();
+            if (!$row) {
+                return null;
+            }
+            $status = (int) ($row['status'] ?? 0);
+            $now = time();
+            if ($status === 0 || $status === 4 || ($status === 2 && (int) ($row['lock_until'] ?? 0) > $now)) {
+                return null;
+            }
+            if ($status === 3 && (int) ($row['next_retry'] ?? 0) > $now) {
+                return null;
+            }
+            $token = bin2hex(random_bytes(16));
+            Db::name('qywx_promotion_range_sync')->where('pool_id', $poolId)->update([
+                'status' => 2,
+                'lock_token' => $token,
+                'lock_until' => $now + 90,
+                'attempts' => (int) ($row['attempts'] ?? 0) + 1,
+                'last_error' => '',
+                'update_time' => $now,
+            ]);
+            $row['lock_token'] = $token;
+
+            return $row;
+        });
+        if ($claim === null) {
+            return ['status' => 'noop', 'pool_id' => $poolId, 'member_id' => 0];
+        }
+
+        $token = (string) $claim['lock_token'];
+        $desiredVersion = (int) ($claim['desired_version'] ?? 0);
+        $memberId = (int) ($claim['desired_member_id'] ?? 0);
+        try {
+            $pool = Db::name('qywx_promotion_pool')->where('id', $poolId)->whereNull('delete_time')->find();
+            $link = Db::name('qywx_promotion_link')
+                ->where('id', (int) ($claim['promotion_link_id'] ?? 0))
+                ->whereNull('delete_time')->find();
+            $member = Db::name('qywx_promotion_pool_member')
+                ->where('id', $memberId)->where('pool_id', $poolId)->whereNull('delete_time')->find();
+            if (!$pool || !$link || !$member || (int) ($member['enabled'] ?? 0) !== 1) {
+                throw new RuntimeException('分流方案、官方链接或目标成员已失效');
+            }
+            $remoteLinkId = trim((string) ($link['remote_link_id'] ?? ''));
+            $userId = trim((string) ($member['userid'] ?? ''));
+            if ($remoteLinkId === '' || $userId === '') {
+                throw new RuntimeException('官方链接 ID 或目标成员 userid 为空');
+            }
+
+            $this->api->updateLink([
+                'link_id' => $remoteLinkId,
+                'link_name' => mb_substr((string) ($pool['name'] ?? '获客分流方案'), 0, 30),
+                'range' => ['user_list' => [$userId]],
+                'skip_verify' => (int) ($link['skip_verify'] ?? 0) === 1,
+            ]);
+            $response = $this->api->getLink($remoteLinkId);
+            $remote = QywxCustomerAcquisitionLinkService::normaliseRemoteResponse($response, $remoteLinkId);
+            $actualUserIds = $remote['range_userids'];
+            if ($actualUserIds !== [$userId]) {
+                throw new RuntimeException('企业微信返回的成员范围与待同步成员不一致');
+            }
+            $url = $remote['url'];
+            $snapshot = json_encode($remote['snapshot'], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
+            Db::name('qywx_promotion_link')->where('id', (int) $link['id'])->update([
+                'wecom_url' => $url,
+                'remote_status' => 1,
+                'range_user_json' => json_encode($actualUserIds, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES),
+                'range_department_json' => json_encode($remote['range_department_ids'], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES),
+                'remote_snapshot' => $snapshot === false ? null : $snapshot,
+                'last_sync_time' => time(),
+                'sync_error' => '',
+                'update_time' => time(),
+            ]);
+
+            $freshVersion = (int) (Db::name('qywx_promotion_range_sync')
+                ->where('pool_id', $poolId)->value('desired_version') ?? 0);
+            Db::name('qywx_promotion_range_sync')
+                ->where('pool_id', $poolId)
+                ->where('lock_token', $token)
+                ->update([
+                    'status' => $freshVersion === $desiredVersion ? 0 : 1,
+                    'applied_member_id' => $memberId,
+                    'applied_version' => $desiredVersion,
+                    'next_retry' => $freshVersion === $desiredVersion ? 0 : time(),
+                    'attempts' => 0,
+                    'lock_token' => '',
+                    'lock_until' => 0,
+                    'last_error' => '',
+                    'update_time' => time(),
+                ]);
+
+            return ['status' => 'synced', 'pool_id' => $poolId, 'member_id' => $memberId];
+        } catch (\Throwable $e) {
+            $attempts = max(1, (int) ($claim['attempts'] ?? 0) + 1);
+            Db::name('qywx_promotion_range_sync')
+                ->where('pool_id', $poolId)
+                ->where('lock_token', $token)
+                ->update([
+                    'status' => 3,
+                    'next_retry' => time() + min(300, 15 * $attempts),
+                    'lock_token' => '',
+                    'lock_until' => 0,
+                    'last_error' => mb_substr($e->getMessage(), 0, 500),
+                    'update_time' => time(),
+                ]);
+            Db::name('qywx_promotion_link')
+                ->where('id', (int) ($claim['promotion_link_id'] ?? 0))
+                ->update(['sync_error' => mb_substr($e->getMessage(), 0, 500), 'update_time' => time()]);
+
+            throw $e;
+        }
+    }
+
+    /** @return array{selected:int,synced:int,failed:int} */
+    public function syncPending(int $limit = 100): array
+    {
+        $now = time();
+        $blockedPoolIds = Db::name('qywx_promotion_range_sync')
+            ->where('status', 4)
+            ->where('next_retry', '>', 0)
+            ->where('next_retry', '<=', $now)
+            ->limit(min(500, max(1, $limit)))
+            ->column('pool_id');
+        foreach ($blockedPoolIds as $blockedPoolId) {
+            QywxPromotionMemberSchedulerService::reconcilePool((int) $blockedPoolId);
+        }
+        $poolIds = Db::name('qywx_promotion_range_sync')
+            ->where(function ($query) use ($now): void {
+                $query->whereIn('status', [1, 3])->where('next_retry', '<=', $now)
+                    ->whereOr(function ($running) use ($now): void {
+                        $running->where('status', 2)->where('lock_until', '<=', $now);
+                    });
+            })
+            ->order('next_retry', 'asc')
+            ->limit(min(500, max(1, $limit)))
+            ->column('pool_id');
+        $synced = 0;
+        $failed = 0;
+        foreach ($poolIds as $poolId) {
+            try {
+                $result = $this->syncPool((int) $poolId);
+                if ($result['status'] === 'synced') {
+                    $synced++;
+                }
+            } catch (\Throwable) {
+                $failed++;
+            }
+        }
+
+        return ['selected' => count($poolIds), 'synced' => $synced, 'failed' => $failed];
+    }
+}
diff --git a/server/app/common/service/qywx/QywxPromotionWeightedRandom.php b/server/app/common/service/qywx/QywxPromotionWeightedRandom.php
new file mode 100644
index 000000000..de74cc025
--- /dev/null
+++ b/server/app/common/service/qywx/QywxPromotionWeightedRandom.php
@@ -0,0 +1,83 @@
+<?php
+
+declare(strict_types=1);
+
+namespace app\common\service\qywx;
+
+use InvalidArgumentException;
+
+/** 获客方案成员的加权随机选择；数据库锁与持久化由调度服务负责。 */
+class QywxPromotionWeightedRandom
+{
+    /**
+     * @param list<array<string,mixed>> $members
+     * @param int|null $draw 测试用固定抽签值；生产环境留空并使用 random_int。
+     * @return array{selected_id:int,members:list<array<string,mixed>>,eligible_count:int,total_weight:int}
+     */
+    public static function select(array $members, string $today, int $now, ?int $draw = null): array
+    {
+        $eligibleIndexes = [];
+        $totalWeight = 0;
+        foreach ($members as $index => &$member) {
+            if ((string) ($member['today_date'] ?? '') !== $today) {
+                $member['today_date'] = $today;
+                $member['today_count'] = 0;
+            }
+            // current_weight 是旧版平滑轮询游标；随机模式不再使用，统一归零。
+            $member['current_weight'] = 0;
+            if (!self::eligible($member, $now)) {
+                continue;
+            }
+            $weight = max(1, (int) ($member['weight'] ?? 1));
+            $eligibleIndexes[] = ['index' => $index, 'weight' => $weight];
+            $totalWeight += $weight;
+        }
+        unset($member);
+
+        if ($eligibleIndexes === []) {
+            return [
+                'selected_id' => 0,
+                'members' => array_values($members),
+                'eligible_count' => 0,
+                'total_weight' => 0,
+            ];
+        }
+
+        $ticket = $draw ?? random_int(1, $totalWeight);
+        if ($ticket < 1 || $ticket > $totalWeight) {
+            throw new InvalidArgumentException('加权随机抽签值超出有效范围');
+        }
+        $cursor = 0;
+        $selectedIndex = (int) $eligibleIndexes[0]['index'];
+        foreach ($eligibleIndexes as $candidate) {
+            $cursor += (int) $candidate['weight'];
+            if ($ticket <= $cursor) {
+                $selectedIndex = (int) $candidate['index'];
+                break;
+            }
+        }
+
+        return [
+            'selected_id' => (int) ($members[$selectedIndex]['id'] ?? 0),
+            'members' => array_values($members),
+            'eligible_count' => count($eligibleIndexes),
+            'total_weight' => $totalWeight,
+        ];
+    }
+
+    /** @param array<string,mixed> $member */
+    public static function eligible(array $member, int $now): bool
+    {
+        if ((int) ($member['enabled'] ?? 0) !== 1 || (int) ($member['weight'] ?? 0) <= 0) {
+            return false;
+        }
+        $start = max(0, (int) ($member['active_start'] ?? 0));
+        $end = max(0, (int) ($member['active_end'] ?? 0));
+        if (($start > 0 && $start > $now) || ($end > 0 && $end < $now)) {
+            return false;
+        }
+        $limit = max(0, (int) ($member['daily_limit'] ?? 0));
+
+        return $limit === 0 || (int) ($member['today_count'] ?? 0) < $limit;
+    }
+}
diff --git a/server/sql/1.9.20260824/upgrade_qywx_promotion_member_dispatch.sql b/server/sql/1.9.20260824/upgrade_qywx_promotion_member_dispatch.sql
new file mode 100644
index 000000000..84a1ed4ee
--- /dev/null
+++ b/server/sql/1.9.20260824/upgrade_qywx_promotion_member_dispatch.sql
@@ -0,0 +1,81 @@
+-- 企业微信获客助手：单官方直链的成员规则与回调驱动调度
+
+START TRANSACTION;
+
+CREATE TABLE IF NOT EXISTS `zyt_qywx_promotion_pool_member` (
+  `id` bigint unsigned NOT NULL AUTO_INCREMENT,
+  `pool_id` int unsigned NOT NULL DEFAULT 0,
+  `admin_id` int unsigned NOT NULL DEFAULT 0,
+  `userid` varchar(128) NOT NULL DEFAULT '' COMMENT '企业微信 userid 快照',
+  `enabled` tinyint unsigned NOT NULL DEFAULT 1,
+  `weight` smallint unsigned NOT NULL DEFAULT 1,
+  `current_weight` bigint NOT NULL DEFAULT 0 COMMENT '旧版平滑轮询游标，随机调度模式保留兼容',
+  `daily_limit` int unsigned NOT NULL DEFAULT 0 COMMENT '0为不限；按回调确认的实际获客计数',
+  `today_count` int unsigned NOT NULL DEFAULT 0,
+  `today_date` date NULL DEFAULT NULL,
+  `total_count` bigint unsigned NOT NULL DEFAULT 0,
+  `active_start` int unsigned NOT NULL DEFAULT 0,
+  `active_end` int unsigned NOT NULL DEFAULT 0,
+  `last_assigned_time` int unsigned NOT NULL DEFAULT 0,
+  `remark` varchar(255) NOT NULL DEFAULT '',
+  `create_time` int unsigned NOT NULL DEFAULT 0,
+  `update_time` int unsigned NOT NULL DEFAULT 0,
+  `delete_time` int unsigned NULL DEFAULT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `uk_pool_userid` (`pool_id`,`userid`),
+  KEY `idx_pool_enabled` (`pool_id`,`enabled`,`delete_time`),
+  KEY `idx_admin` (`admin_id`),
+  KEY `idx_today` (`today_date`,`today_count`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='获客分流方案成员规则';
+
+CREATE TABLE IF NOT EXISTS `zyt_qywx_promotion_dispatch_event` (
+  `id` bigint unsigned NOT NULL AUTO_INCREMENT,
+  `event_key` char(64) NOT NULL COMMENT '方案+成员+客户的幂等键',
+  `pool_id` int unsigned NOT NULL DEFAULT 0,
+  `member_id` bigint unsigned NOT NULL DEFAULT 0,
+  `userid` varchar(128) NOT NULL DEFAULT '',
+  `external_userid` varchar(128) NOT NULL DEFAULT '',
+  `source` varchar(32) NOT NULL DEFAULT '',
+  `event_time` int unsigned NOT NULL DEFAULT 0,
+  `create_time` int unsigned NOT NULL DEFAULT 0,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `uk_event_key` (`event_key`),
+  KEY `idx_pool_time` (`pool_id`,`event_time`),
+  KEY `idx_member_time` (`member_id`,`event_time`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='获客成员实际承接幂等流水';
+
+CREATE TABLE IF NOT EXISTS `zyt_qywx_promotion_range_sync` (
+  `pool_id` int unsigned NOT NULL,
+  `promotion_link_id` int unsigned NOT NULL DEFAULT 0,
+  `desired_member_id` bigint unsigned NOT NULL DEFAULT 0,
+  `desired_version` bigint unsigned NOT NULL DEFAULT 0,
+  `applied_member_id` bigint unsigned NOT NULL DEFAULT 0,
+  `applied_version` bigint unsigned NOT NULL DEFAULT 0,
+  `status` tinyint unsigned NOT NULL DEFAULT 0 COMMENT '0已同步 1待同步 2同步中 3失败待重试 4无可用成员',
+  `attempts` int unsigned NOT NULL DEFAULT 0,
+  `next_retry` int unsigned NOT NULL DEFAULT 0,
+  `lock_token` char(32) NOT NULL DEFAULT '',
+  `lock_until` int unsigned NOT NULL DEFAULT 0,
+  `last_error` varchar(500) NOT NULL DEFAULT '',
+  `create_time` int unsigned NOT NULL DEFAULT 0,
+  `update_time` int unsigned NOT NULL DEFAULT 0,
+  PRIMARY KEY (`pool_id`),
+  KEY `idx_pending` (`status`,`next_retry`,`lock_until`),
+  KEY `idx_link` (`promotion_link_id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='获客官方链接当前成员范围同步队列';
+
+INSERT INTO `zyt_dev_crontab` (
+  `name`, `type`, `system`, `remark`, `command`, `params`,
+  `status`, `expression`, `create_time`, `update_time`
+)
+SELECT
+  '同步企微获客分流成员', 1, 0,
+  '按回调实际承接结果、成员权重与每日上限更新同一条企业微信官方获客链接',
+  'qywx:sync-promotion-ranges', '', 1, '* * * * *', UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
+FROM DUAL
+WHERE NOT EXISTS (
+  SELECT 1 FROM `zyt_dev_crontab`
+  WHERE `command` = 'qywx:sync-promotion-ranges' AND `delete_time` IS NULL
+);
+
+COMMIT;
diff --git a/server/tests/QywxCustomerAcquisitionLinkServiceTest.php b/server/tests/QywxCustomerAcquisitionLinkServiceTest.php
new file mode 100644
index 000000000..6d1bc93b8
--- /dev/null
+++ b/server/tests/QywxCustomerAcquisitionLinkServiceTest.php
@@ -0,0 +1,71 @@
+<?php
+
+declare(strict_types=1);
+
+use app\common\service\qywx\QywxCustomerAcquisitionLinkService;
+
+require dirname(__DIR__) . '/vendor/autoload.php';
+
+$assert = static function (bool $condition, string $message): void {
+    if (!$condition) {
+        throw new RuntimeException($message);
+    }
+};
+
+$base = 'https://work.weixin.qq.com/ca/cawcdea778939b9097';
+$channelUrl = QywxCustomerAcquisitionLinkService::withCustomerChannel($base, 'zyt_pool:123');
+$assert(
+    $channelUrl === $base . '?customer_channel=zyt_pool:123',
+    '官方获客链接未按约定追加 customer_channel'
+);
+
+$replaced = QywxCustomerAcquisitionLinkService::withCustomerChannel(
+    $base . '?foo=1&customer_channel=old#wechat_redirect',
+    'zyt_pool:456'
+);
+$assert(
+    $replaced === $base . '?foo=1&customer_channel=zyt_pool:456#wechat_redirect',
+    '已有 customer_channel 未被安全替换'
+);
+$assert(
+    QywxCustomerAcquisitionLinkService::withCustomerChannel('https://example.com/ca/test', 'zyt_pool:1') === '',
+    '非企业微信获客链接不应生成渠道地址'
+);
+$assert(
+    QywxCustomerAcquisitionLinkService::withCustomerChannel($base, str_repeat('a', 65)) === '',
+    '超过 64 字节的渠道标识不应被接受'
+);
+
+$officialDetail = QywxCustomerAcquisitionLinkService::normaliseRemoteResponse([
+    'errcode' => 0,
+    'errmsg' => 'ok',
+    'link' => [
+        'link_name' => '官网获客',
+        'url' => $base,
+        'create_time' => 1787610000,
+        'skip_verify' => true,
+    ],
+    'range' => [
+        'user_list' => ['HuoYiSheng', 'HuoYiSheng', 'Li'],
+        'department_list' => ['2'],
+    ],
+    'priority_option' => ['priority_type' => 1],
+], 'cawcdea778939b9097');
+$assert(
+    $officialDetail['range_userids'] === ['HuoYiSheng', 'Li'],
+    'get 接口根级 range.user_list 未被正确解析'
+);
+$assert(
+    $officialDetail['range_department_ids'] === ['2'],
+    'get 接口根级 range.department_list 未被正确解析'
+);
+$assert(
+    ($officialDetail['priority_option']['priority_type'] ?? 0) === 1,
+    'get 接口根级 priority_option 未被正确解析'
+);
+$assert(
+    isset($officialDetail['snapshot']['range']),
+    '远端快照应保留完整响应，而不是只保留 link 节点'
+);
+
+echo "QYWX_CUSTOMER_ACQUISITION_LINK_SERVICE_OK\n";
diff --git a/server/tests/QywxPromotionWeightedRandomTest.php b/server/tests/QywxPromotionWeightedRandomTest.php
new file mode 100644
index 000000000..3e78ea2e5
--- /dev/null
+++ b/server/tests/QywxPromotionWeightedRandomTest.php
@@ -0,0 +1,46 @@
+<?php
+
+declare(strict_types=1);
+
+use app\common\service\qywx\QywxPromotionMemberSchedulerService;
+use app\common\service\qywx\QywxPromotionWeightedRandom;
+
+require dirname(__DIR__) . '/vendor/autoload.php';
+
+$assert = static function (bool $condition, string $message): void {
+    if (!$condition) {
+        throw new RuntimeException($message);
+    }
+};
+
+$today = '2026-08-25';
+$now = strtotime($today . ' 12:00:00');
+$members = [
+    ['id' => 1, 'enabled' => 1, 'weight' => 2, 'current_weight' => 9, 'daily_limit' => 0, 'today_count' => 0, 'today_date' => $today],
+    ['id' => 2, 'enabled' => 1, 'weight' => 1, 'current_weight' => -3, 'daily_limit' => 0, 'today_count' => 0, 'today_date' => $today],
+    ['id' => 3, 'enabled' => 1, 'weight' => 1, 'current_weight' => 4, 'daily_limit' => 0, 'today_count' => 0, 'today_date' => $today],
+];
+
+$assert(QywxPromotionWeightedRandom::select($members, $today, $now, 1)['selected_id'] === 1, '权重 2 的第一个区间映射错误');
+$assert(QywxPromotionWeightedRandom::select($members, $today, $now, 2)['selected_id'] === 1, '权重 2 的第二个区间映射错误');
+$assert(QywxPromotionWeightedRandom::select($members, $today, $now, 3)['selected_id'] === 2, '第二名成员的随机区间映射错误');
+$fourth = QywxPromotionWeightedRandom::select($members, $today, $now, 4);
+$assert($fourth['selected_id'] === 3, '第三名成员的随机区间映射错误');
+$assert($fourth['total_weight'] === 4 && $fourth['eligible_count'] === 3, '随机池权重合计错误');
+$assert(array_column($fourth['members'], 'current_weight') === [0, 0, 0], '旧版平滑游标没有归零');
+
+$limited = QywxPromotionWeightedRandom::select([
+    ['id' => 1, 'enabled' => 0, 'weight' => 10, 'current_weight' => 0, 'daily_limit' => 0, 'today_count' => 0, 'today_date' => $today],
+    ['id' => 2, 'enabled' => 1, 'weight' => 5, 'current_weight' => 0, 'daily_limit' => 3, 'today_count' => 3, 'today_date' => $today],
+    ['id' => 3, 'enabled' => 1, 'weight' => 1, 'current_weight' => 0, 'daily_limit' => 0, 'today_count' => 8, 'today_date' => $today],
+], $today, $now, 1);
+$assert($limited['selected_id'] === 3 && $limited['eligible_count'] === 1, '禁用成员或达到上限的成员仍进入随机池');
+
+$reset = QywxPromotionWeightedRandom::select([
+    ['id' => 4, 'enabled' => 1, 'weight' => 1, 'current_weight' => 0, 'daily_limit' => 1, 'today_count' => 1, 'today_date' => '2026-08-24'],
+], $today, $now, 1);
+$assert($reset['selected_id'] === 4 && $reset['members'][0]['today_count'] === 0, '跨日数量没有自动重置');
+$assert(QywxPromotionMemberSchedulerService::poolIdFromState('zyt_pool:123') === 123, 'customer_channel 方案 ID 解析失败');
+$assert(QywxPromotionMemberSchedulerService::poolIdFromState('qywx_ca:123') === 0, '不应接管其他系统的 customer_channel');
+
+echo "QYWX_PROMOTION_WEIGHTED_RANDOM_OK\n";