diff --git a/src/main/java/com/ai/da/common/utils/SendEmailUtil.java b/src/main/java/com/ai/da/common/utils/SendEmailUtil.java
index 73c4eb17..08f1e075 100644
--- a/src/main/java/com/ai/da/common/utils/SendEmailUtil.java
+++ b/src/main/java/com/ai/da/common/utils/SendEmailUtil.java
@@ -136,7 +136,7 @@ public class SendEmailUtil {
     private final static Long TRIAL_ORDER_LIST_ID = 122273L;
     private final static Long NO_TRIAL_ORDER_LIST_ID = 122591L;
 
-    public static void sendCustomEmail(String receiverAddress, String senderAddress, TrialOrder trialOrder, int emailType, String country) {
+    public static void sendCustomEmail(String receiverAddress, String senderAddress, TrialOrder trialOrder, int emailType, String country, boolean link) {
         try {
             // 实例化一个认证对象
             Credential cred = new Credential(SECRET_ID, SECRET_KEy);
@@ -173,7 +173,7 @@ public class SendEmailUtil {
                     }else {
                         template.setTemplateID(NOTIFICATION_TEMPLATE_ID);
                     }
-                    template.setTemplateData(buildNotificationData(trialOrder));
+                    template.setTemplateData(buildNotificationData(trialOrder, link));
                     break;
                 default:
                     break;
@@ -345,7 +345,7 @@ public class SendEmailUtil {
     }
 
     // 构建试用订单通过通知数据
-    private static String buildNotificationData(TrialOrder trialOrder) {
+    private static String buildNotificationData(TrialOrder trialOrder, boolean link) {
         JSONObject jsonObject = new JSONObject();
         // 设置试用订单通过通知相关数据
         jsonObject.put("title", trialOrder.getTitle());
@@ -353,6 +353,11 @@ public class SendEmailUtil {
         jsonObject.put("givenName", trialOrder.getGivenName());
         jsonObject.put("userName", trialOrder.getUserName());
         jsonObject.put("email", trialOrder.getEmail());
+        if (link) {
+            jsonObject.put("days", 14);
+        }else {
+            jsonObject.put("days", 5);
+        }
         return jsonObject.toJSONString();
     }
 
diff --git a/src/main/java/com/ai/da/model/dto/AccountTrialDTO.java b/src/main/java/com/ai/da/model/dto/AccountTrialDTO.java
index 700426a2..c4ef92a9 100644
--- a/src/main/java/com/ai/da/model/dto/AccountTrialDTO.java
+++ b/src/main/java/com/ai/da/model/dto/AccountTrialDTO.java
@@ -9,5 +9,5 @@ import lombok.EqualsAndHashCode;
 @Data
 @ApiModel("AccountTrial")
 public class AccountTrialDTO extends TrialOrder {
-
+    private String ref;
 }
diff --git a/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java b/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
index 57300f41..15fc5884 100644
--- a/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
@@ -468,6 +468,10 @@ public class AccountServiceImpl extends ServiceImpl<AccountMapper, Account> impl
     public Boolean addTrialUser(AccountTrialDTO accountTrialDTO, HttpServletRequest request) {
         // 获取用户申请试用IP
         String ipAddress = RequestInfoUtil.getIpAddress(request);
+        boolean link = false;
+        if (StringUtils.isNotBlank(accountTrialDTO.getRef())) {
+            link = true;
+        }
         // 先检测试用订单
         QueryWrapper<TrialOrder> trialOrderQueryWrapper = new QueryWrapper<>();
         trialOrderQueryWrapper.eq("BINARY email", accountTrialDTO.getEmail());
@@ -515,7 +519,11 @@ public class AccountServiceImpl extends ServiceImpl<AccountMapper, Account> impl
                 account.setIsTrial(1);
                 account.setIsBeginner(1);
                 account.setValidStartTime(System.currentTimeMillis());
-                account.setValidEndTime(Instant.now().plus(5, ChronoUnit.DAYS).toEpochMilli());
+                if (link) {
+                    account.setValidEndTime(Instant.now().plus(14, ChronoUnit.DAYS).toEpochMilli());
+                }else {
+                    account.setValidEndTime(Instant.now().plus(5, ChronoUnit.DAYS).toEpochMilli());
+                }
                 accountMapper.updateById(account);
             }else {
                 account.setUserName(trialOrder.getUserName());
@@ -523,7 +531,11 @@ public class AccountServiceImpl extends ServiceImpl<AccountMapper, Account> impl
                 account.setUserEmail(trialOrder.getEmail());
                 account.setLanguage(Language.ENGLISH.name());
                 account.setValidStartTime(System.currentTimeMillis());
-                account.setValidEndTime(Instant.now().plus(5, ChronoUnit.DAYS).toEpochMilli());
+                if (link) {
+                    account.setValidEndTime(Instant.now().plus(14, ChronoUnit.DAYS).toEpochMilli());
+                }else {
+                    account.setValidEndTime(Instant.now().plus(5, ChronoUnit.DAYS).toEpochMilli());
+                }
                 account.setCreateDate(new Date());
                 account.setIsTrial(1);
                 account.setIsBeginner(1);
@@ -534,9 +546,9 @@ public class AccountServiceImpl extends ServiceImpl<AccountMapper, Account> impl
 //            SendEmailUtil.sendCustomEmail("calvinwong@aidlab.hk", null, trialOrder,2);
 //            SendEmailUtil.sendCustomEmail("kaicpang.pang@connect.polyu.hk", null, trialOrder,2);
             if (trialOrder.getCountry().equals("China")) {
-                SendEmailUtil.sendCustomEmail(account.getUserEmail(), null, trialOrder, 3, trialOrder.getCountry());
+                SendEmailUtil.sendCustomEmail(account.getUserEmail(), null, trialOrder, 3, trialOrder.getCountry(), link);
             }else {
-                SendEmailUtil.sendCustomEmail(account.getUserEmail(), null, trialOrder, 3, trialOrder.getCountry());
+                SendEmailUtil.sendCustomEmail(account.getUserEmail(), null, trialOrder, 3, trialOrder.getCountry(), link);
             }
         }
         return Boolean.TRUE;
@@ -586,9 +598,9 @@ public class AccountServiceImpl extends ServiceImpl<AccountMapper, Account> impl
 //            SendEmailUtil.sendCustomEmail("calvinwong@aidlab.hk", null, trialOrder,2, trialOrder.getCountry());
 //            SendEmailUtil.sendCustomEmail("kaicpang.pang@connect.polyu.hk", null, trialOrder,2, trialOrder.getCountry());
             if (trialOrder.getCountry().equals("China")) {
-                SendEmailUtil.sendCustomEmail(account.getUserEmail(), null, trialOrder, 3, trialOrder.getCountry());
+                SendEmailUtil.sendCustomEmail(account.getUserEmail(), null, trialOrder, 3, trialOrder.getCountry(), false);
             }else {
-                SendEmailUtil.sendCustomEmail(account.getUserEmail(), null, trialOrder, 3, trialOrder.getCountry());
+                SendEmailUtil.sendCustomEmail(account.getUserEmail(), null, trialOrder, 3, trialOrder.getCountry(), false);
             }
         }
         return Boolean.TRUE;