diff --git a/postdischarge-mobile/src/main/java/com/xinelu/mobile/utils/WeChatOfficialAccountUtils.java b/postdischarge-mobile/src/main/java/com/xinelu/mobile/utils/WeChatOfficialAccountUtils.java
index 4e7fc945..ee0ac0cf 100644
--- a/postdischarge-mobile/src/main/java/com/xinelu/mobile/utils/WeChatOfficialAccountUtils.java
+++ b/postdischarge-mobile/src/main/java/com/xinelu/mobile/utils/WeChatOfficialAccountUtils.java
@@ -19,10 +19,7 @@ import org.springframework.stereotype.Component;
 import javax.annotation.Resource;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
-import java.util.LinkedHashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Objects;
+import java.util.*;
 import java.util.concurrent.TimeUnit;
 
 /**