diff --git a/.env-example b/.env-example
index 935c9f9..99eddb2 100644
--- a/.env-example
+++ b/.env-example
@@ -18,7 +18,7 @@ DATABASE_CHARSET = utf8mb4
 DATABASE_PREFIX =
 
 # PlayX 配置
-# 以下三项比例以数据库表 mall_config 为准（后台 积分商城 → 商城参数配置）；未迁移或无记录时回退为下列 env 默认值
+# 以下三项比例以数据库表 mall_business_config 为准（后台 积分商城 → 商城参数配置）；无记录时回退为下列 env 默认值
 # 提现折算：积分 -> 现金（如 10 分 = 1 元，则 points_to_cash_ratio=0.1）
 PLAYX_POINTS_TO_CASH_RATIO=0.1
 # 返还比例：新增保障金 = ABS(yesterday_win_loss_net) * return_ratio（仅亏损时）
diff --git a/app/admin/controller/mall/PlayxConfig.php b/app/admin/controller/mall/PlayxConfig.php
index 6e09fea..9aaa8fa 100644
--- a/app/admin/controller/mall/PlayxConfig.php
+++ b/app/admin/controller/mall/PlayxConfig.php
@@ -6,12 +6,12 @@ namespace app\admin\controller\mall;
 
 use app\common\controller\Backend;
 use app\common\library\MallPlayxRatios;
-use app\common\model\MallConfig;
+use app\common\model\MallBusinessConfig;
 use support\Response;
 use Webman\Http\Request;
 
 /**
- * 积分商城参数（PlayX 比例等）
+ * 积分商城参数（PlayX 比例等，读写 mall_business_config）
  */
 class PlayxConfig extends Backend
 {
@@ -22,17 +22,21 @@ class PlayxConfig extends Backend
             return $response;
         }
 
-        $row = MallConfig::order('id', 'asc')->find();
+        $row = MallBusinessConfig::order('id', 'asc')->find();
         if (!$row) {
             $now = time();
-            MallConfig::create([
+            MallBusinessConfig::create([
                 'return_ratio'          => floatval(env('PLAYX_RETURN_RATIO', '0.1')),
                 'unlock_ratio'          => floatval(env('PLAYX_UNLOCK_RATIO', '0.1')),
                 'points_to_cash_ratio' => floatval(env('PLAYX_POINTS_TO_CASH_RATIO', '0.1')),
                 'create_time'           => $now,
                 'update_time'           => $now,
             ]);
-            $row = MallConfig::order('id', 'asc')->find();
+            $row = MallBusinessConfig::order('id', 'asc')->find();
+        }
+
+        if ($row) {
+            MallPlayxRatios::syncFromRow($row);
         }
 
         return $this->success('', [
@@ -67,10 +71,10 @@ class PlayxConfig extends Backend
             return $this->error(__('Parameter error'));
         }
 
-        $row = MallConfig::order('id', 'asc')->find();
+        $row = MallBusinessConfig::order('id', 'asc')->find();
         if (!$row) {
             $now = time();
-            MallConfig::create([
+            MallBusinessConfig::create([
                 'return_ratio'          => $returnF,
                 'unlock_ratio'          => $unlockF,
                 'points_to_cash_ratio' => $cashF,
@@ -84,7 +88,10 @@ class PlayxConfig extends Backend
             $row->save();
         }
 
-        MallPlayxRatios::forget();
+        $fresh = MallBusinessConfig::order('id', 'asc')->find();
+        if ($fresh) {
+            MallPlayxRatios::syncFromRow($fresh);
+        }
 
         return $this->success(__('The current page configuration item was updated successfully'));
     }
diff --git a/app/common/library/MallPlayxRatios.php b/app/common/library/MallPlayxRatios.php
index a70787b..1598ef0 100644
--- a/app/common/library/MallPlayxRatios.php
+++ b/app/common/library/MallPlayxRatios.php
@@ -4,47 +4,148 @@ declare(strict_types=1);
 
 namespace app\common\library;
 
-use app\common\model\MallConfig;
+use app\common\model\MallBusinessConfig;
+use support\Redis as RedisSupport;
+use Throwable;
 
 /**
- * PlayX 与积分商城相关的比例配置：优先读 mall_config，无表记录时回退 .env
+ * PlayX 与积分商城相关的比例配置：优先读 Redis，未命中则读 mall_business_config 并回写 Redis；无表记录时回退 .env 并写入 Redis。
  */
 final class MallPlayxRatios
 {
-    private static ?array $cache = null;
+    public const REDIS_KEY = 'mall:business_config:playx_ratios';
 
     /**
      * @return array{return_ratio: float, unlock_ratio: float, points_to_cash_ratio: float}
      */
     public static function get(): array
     {
-        if (self::$cache !== null) {
-            return self::$cache;
+        $conn = self::redisConnection();
+        if ($conn !== null) {
+            $cached = self::readFromRedis($conn);
+            if ($cached !== null) {
+                return $cached;
+            }
         }
 
-        $row = MallConfig::order('id', 'asc')->find();
-        if ($row) {
-            self::$cache = [
-                'return_ratio'          => self::toFloat($row->return_ratio),
-                'unlock_ratio'          => self::toFloat($row->unlock_ratio),
-                'points_to_cash_ratio' => self::toFloat($row->points_to_cash_ratio),
-            ];
+        return self::loadFromDatabaseAndWriteRedis($conn);
+    }
 
-            return self::$cache;
-        }
-
-        self::$cache = [
-            'return_ratio'          => floatval(env('PLAYX_RETURN_RATIO', '0.1')),
-            'unlock_ratio'          => floatval(env('PLAYX_UNLOCK_RATIO', '0.1')),
-            'points_to_cash_ratio' => floatval(env('PLAYX_POINTS_TO_CASH_RATIO', '0.1')),
+    /**
+     * @param array{return_ratio?: mixed, unlock_ratio?: mixed, points_to_cash_ratio?: mixed} $ratios
+     */
+    public static function syncToRedis(array $ratios): void
+    {
+        $payload = [
+            'return_ratio'          => self::toFloat($ratios['return_ratio'] ?? 0),
+            'unlock_ratio'          => self::toFloat($ratios['unlock_ratio'] ?? 0),
+            'points_to_cash_ratio' => self::toFloat($ratios['points_to_cash_ratio'] ?? 0),
         ];
+        self::writeRedis(self::redisConnection(), $payload);
+    }
 
-        return self::$cache;
+    public static function syncFromRow(MallBusinessConfig $row): void
+    {
+        self::syncToRedis([
+            'return_ratio'          => $row->return_ratio,
+            'unlock_ratio'          => $row->unlock_ratio,
+            'points_to_cash_ratio' => $row->points_to_cash_ratio,
+        ]);
     }
 
     public static function forget(): void
     {
-        self::$cache = null;
+        $conn = self::redisConnection();
+        if ($conn === null) {
+            return;
+        }
+        try {
+            $conn->del(self::REDIS_KEY);
+        } catch (Throwable) {
+        }
+    }
+
+    private static function redisConnection(): ?object
+    {
+        $cfg = config('redis');
+        if (!is_array($cfg) || empty($cfg)) {
+            return null;
+        }
+        try {
+            return RedisSupport::connection('default');
+        } catch (Throwable) {
+            return null;
+        }
+    }
+
+    /**
+     * @return array{return_ratio: float, unlock_ratio: float, points_to_cash_ratio: float}|null
+     */
+    private static function readFromRedis(object $conn): ?array
+    {
+        try {
+            $raw = $conn->get(self::REDIS_KEY);
+        } catch (Throwable) {
+            return null;
+        }
+        if (!is_string($raw) || $raw === '') {
+            return null;
+        }
+        $data = json_decode($raw, true);
+        if (!is_array($data)) {
+            return null;
+        }
+        if (!isset($data['return_ratio'], $data['unlock_ratio'], $data['points_to_cash_ratio'])) {
+            return null;
+        }
+
+        return [
+            'return_ratio'          => self::toFloat($data['return_ratio']),
+            'unlock_ratio'          => self::toFloat($data['unlock_ratio']),
+            'points_to_cash_ratio' => self::toFloat($data['points_to_cash_ratio']),
+        ];
+    }
+
+    /**
+     * @return array{return_ratio: float, unlock_ratio: float, points_to_cash_ratio: float}
+     */
+    private static function loadFromDatabaseAndWriteRedis(?object $conn): array
+    {
+        $row = MallBusinessConfig::order('id', 'asc')->find();
+        if ($row) {
+            $out = [
+                'return_ratio'          => self::toFloat($row->return_ratio),
+                'unlock_ratio'          => self::toFloat($row->unlock_ratio),
+                'points_to_cash_ratio' => self::toFloat($row->points_to_cash_ratio),
+            ];
+            self::writeRedis($conn, $out);
+
+            return $out;
+        }
+
+        $out = [
+            'return_ratio'          => floatval(env('PLAYX_RETURN_RATIO', '0.1')),
+            'unlock_ratio'          => floatval(env('PLAYX_UNLOCK_RATIO', '0.1')),
+            'points_to_cash_ratio' => floatval(env('PLAYX_POINTS_TO_CASH_RATIO', '0.1')),
+        ];
+        self::writeRedis($conn, $out);
+
+        return $out;
+    }
+
+    /**
+     * @param array{return_ratio: float, unlock_ratio: float, points_to_cash_ratio: float} $payload
+     */
+    private static function writeRedis(?object $conn, array $payload): void
+    {
+        if ($conn === null) {
+            return;
+        }
+        try {
+            $json = json_encode($payload, JSON_THROW_ON_ERROR);
+            $conn->set(self::REDIS_KEY, $json);
+        } catch (Throwable) {
+        }
     }
 
     private static function toFloat(mixed $v): float
diff --git a/app/common/model/MallConfig.php b/app/common/model/MallBusinessConfig.php
similarity index 73%
rename from app/common/model/MallConfig.php
rename to app/common/model/MallBusinessConfig.php
index 9a2a8f4..f5a4f60 100644
--- a/app/common/model/MallConfig.php
+++ b/app/common/model/MallBusinessConfig.php
@@ -7,11 +7,11 @@ namespace app\common\model;
 use support\think\Model;
 
 /**
- * 积分商城配置（比例等）
+ * 积分商城业务配置（含 PlayX 比例等）
  */
-class MallConfig extends Model
+class MallBusinessConfig extends Model
 {
-    protected string $name = 'mall_config';
+    protected string $name = 'mall_business_config';
 
     protected bool $autoWriteTimestamp = true;
 
diff --git a/config/playx.php b/config/playx.php
index b0d5d9e..1aa3533 100644
--- a/config/playx.php
+++ b/config/playx.php
@@ -5,7 +5,7 @@
  */
 return [
     /**
-     * 以下三项比例以数据表 mall_config 为准（后台「商城参数配置」）。
+     * 以下三项比例以数据表 mall_business_config 为准（后台「商城参数配置」）。
      * 此处保留 env 仅作兼容/文档默认值；业务代码请使用 MallPlayxRatios::get()。
      */
     'return_ratio' => floatval(env('PLAYX_RETURN_RATIO', '0.1')),
diff --git a/web/src/lang/backend/en/mall/pageIntro.ts b/web/src/lang/backend/en/mall/pageIntro.ts
index 965953e..82682a8 100644
--- a/web/src/lang/backend/en/mall/pageIntro.ts
+++ b/web/src/lang/backend/en/mall/pageIntro.ts
@@ -53,6 +53,6 @@ export default {
     },
     playxConfig: {
         title: 'About this page',
-        desc: 'Edit return/unlock/points-to-cash ratios used by daily push and asset APIs; values are stored in mall_config and apply immediately after save.',
+        desc: 'Edit return/unlock/points-to-cash ratios used by daily push and asset APIs; values are stored in mall_business_config and apply immediately after save.',
     },
 }
diff --git a/web/src/lang/backend/zh-cn/mall/pageIntro.ts b/web/src/lang/backend/zh-cn/mall/pageIntro.ts
index 50a8985..7bc24df 100644
--- a/web/src/lang/backend/zh-cn/mall/pageIntro.ts
+++ b/web/src/lang/backend/zh-cn/mall/pageIntro.ts
@@ -53,6 +53,6 @@ export default {
     },
     playxConfig: {
         title: '页面说明',
-        desc: '配置每日推送用到的返还比例、解锁比例及积分折算现金比例；保存后立即作用于接口逻辑（mall_config）。',
+        desc: '配置每日推送用到的返还比例、解锁比例及积分折算现金比例；保存后立即作用于接口逻辑（mall_business_config）。',
     },
 }