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 45306d4d..91198962 100644
--- a/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
@@ -1039,6 +1039,40 @@ public class AccountServiceImpl extends ServiceImpl<AccountMapper, Account> impl
         }
     }
 
+    @Override
+    public void halfPricePromotion() {
+
+        // 所有试用用户 不管过没过期 所有转为游客的正式用户以及试用用户
+        QueryWrapper<Account> queryWrapper = new QueryWrapper<>();
+        queryWrapper.lambda().eq(Account::getSystemUser, 3);
+        List<Account> accountList = accountMapper.selectList(queryWrapper);
+
+        List<Account> halfPricePromotionList = new ArrayList<>(accountList);
+
+        QueryWrapper<Account> queryWrapper1 = new QueryWrapper<>();
+        queryWrapper1.lambda().eq(Account::getSystemUser, 0);
+        queryWrapper1.lambda().isNotNull(Account::getValidStartTime);
+        List<Account> accountList1 = accountMapper.selectList(queryWrapper1);
+        halfPricePromotionList.addAll(accountList1);
+        log.info("十月优惠邮件名单：" + JSON.toJSONString(halfPricePromotionList));
+        int i = 0;
+        for (Account account : halfPricePromotionList) {
+            if (i > 53) {
+                try {
+                    if (account.getLanguage().equals(Language.CHINESE_SIMPLIFIED.name())) {
+                        SendEmailUtil.halfPricePromotion(account, null, 0);
+                    }else {
+                        SendEmailUtil.halfPricePromotion(account, null, 1);
+                    }
+                }catch (Exception e) {
+                    log.info(e.getMessage());
+                }
+            }
+            i ++;
+            log.info("十月优惠邮件成功发送第" + i + "条");
+        }
+    }
+
     @Override
     public void moveLibraryDate() {
         // 查询生产全部library数据，遍历数据，根据用户id和md5查询是否已经迁移过