diff --git a/rc-service/rc-service-other/other-application/src/main/java/com/red/circle/other/app/command/activity/BindInviteCodeExe.java b/rc-service/rc-service-other/other-application/src/main/java/com/red/circle/other/app/command/activity/BindInviteCodeExe.java
index 87dfc91b..2a50d356 100644
--- a/rc-service/rc-service-other/other-application/src/main/java/com/red/circle/other/app/command/activity/BindInviteCodeExe.java
+++ b/rc-service/rc-service-other/other-application/src/main/java/com/red/circle/other/app/command/activity/BindInviteCodeExe.java
@@ -1,6 +1,7 @@
 package com.red.circle.other.app.command.activity;
 
 import com.red.circle.component.redis.service.RedisService;
+import com.red.circle.framework.dto.ResultResponse;
 import com.red.circle.other.app.command.user.InviteCodeService;
 import com.red.circle.other.app.dto.cmd.SpinsTaskProgressUpdateCmd;
 import com.red.circle.other.app.dto.cmd.activity.BindInviteCodeCmd;
@@ -10,6 +11,7 @@ import com.red.circle.other.domain.model.user.UserProfile;
 import com.red.circle.other.infra.database.rds.entity.user.user.UserInviteUser;
 import com.red.circle.other.infra.database.rds.service.user.user.UserInviteUserService;
 import com.red.circle.other.infra.enums.user.InviteTypeEnum;
+import com.red.circle.other.inner.endpoint.user.device.RegisterDeviceClient;
 import com.red.circle.tool.core.date.TimestampUtils;
 import com.red.circle.tool.core.date.ZonedDateTimeAsiaRiyadhUtils;
 import com.red.circle.tool.core.sequence.IdWorkerUtils;
@@ -41,6 +43,7 @@ public class BindInviteCodeExe {
     private final InviteCodeService inviteCodeService;
     private final RedisService redisService;
     private final SpinsUserTaskProgressService spinsUserTaskProgressService;
+    private final RegisterDeviceClient registerDeviceClient;
 
     /**
      * 执行绑定邀请码
@@ -56,7 +59,19 @@ public class BindInviteCodeExe {
 
         log.info("开始绑定邀请码, userId={}, inviteCode={}, inviteType={}", userId, inviteCode, inviteType);
 
-        // 1. 校验inviteType是否合法
+        // 0. 每个设备只允许绑定一次
+        String deviceId = getDeviceId(userId);
+        String deviceBindKey = "invite:device:bind:" + deviceId;
+        
+        // 检查该设备是否已经绑定过
+        String boundUserId = redisService.getString(deviceBindKey);
+        if (StringUtils.isNotBlank(boundUserId)) {
+            log.warn("该设备已绑定过邀请码，不允许重复绑定, deviceId={}, boundUserId={}, currentUserId={}", 
+                    deviceId, boundUserId, userId);
+            throw new RuntimeException("This device has already bound an invitation code and cannot bind again");
+        }
+
+      // 1. 校验inviteType是否合法
         if (!InviteTypeEnum.LOTTERY.getCode().equals(inviteType) && 
             !InviteTypeEnum.REGISTER.getCode().equals(inviteType)) {
             throw new RuntimeException("Invalid invitation type, must be LOTTERY or REGISTER");
@@ -140,8 +155,11 @@ public class BindInviteCodeExe {
 
         userInviteUserService.save(inviteUser);
 
-        log.info("绑定邀请码成功, userId={}, inviterUserId={}, inviteCode={}, inviteType={}", 
-                userId, inviterProfile.getId(), inviteCode, inviteType);
+        // 记录该设备已绑定（永久有效）
+        redisService.setString(deviceBindKey, userId.toString());
+
+        log.info("绑定邀请码成功, userId={}, inviterUserId={}, inviteCode={}, inviteType={}, deviceId={}", 
+                userId, inviterProfile.getId(), inviteCode, inviteType, deviceId);
 
         // 增加用户每日邀请用户数量
         int inviteCount = incrementDailyInviteCount(inviterProfile.getId());
@@ -167,6 +185,29 @@ public class BindInviteCodeExe {
         }
     }
 
+  /**
+   * 获取设备ID，如果没有则使用userId
+   * @param userId 用户ID
+   * @return 设备ID或用户ID
+   */
+  private String getDeviceId(Long userId) {
+    try {
+      ResultResponse<String> response = registerDeviceClient.getImeiByUserId(userId);
+      String imei = response != null ? response.getBody() : null;
+      
+      if (StringUtils.isNotBlank(imei)) {
+        log.info("获取到设备ID, userId={}, deviceId={}", userId, imei);
+        return imei;
+      }
+    } catch (Exception e) {
+      log.warn("获取设备ID失败, userId={}, error={}", userId, e.getMessage());
+    }
+    
+    // 如果没有设备ID，使用userId
+    log.info("未获取到设备ID，使用userId作为设备标识, userId={}", userId);
+    return "USER_" + userId;
+  }
+
   /**
    * 增加用户每日邀请用户数量
    * @param userId 用户ID