diff --git a/src/SJZY.Track.Application/CAP/EventHandlers/TrackPushEventHandler.cs b/src/SJZY.Track.Application/CAP/EventHandlers/TrackPushEventHandler.cs
index a90592fe..d695a433 100644
--- a/src/SJZY.Track.Application/CAP/EventHandlers/TrackPushEventHandler.cs
+++ b/src/SJZY.Track.Application/CAP/EventHandlers/TrackPushEventHandler.cs
@@ -356,14 +356,22 @@ public class TrackPushEventHandler : ITransientDependency, ICapSubscribe
                 body = DeserializeForTextJson<TrackPushInput>(history.PushContent);
                 if (config.IsAllPushWithLatest)
                 {
+                    //同code同比较字段保证唯一
                     var old = body!.Data
-                        .Where(x => x["code"] == cur["code"])
-                        .WhereIf(!compareFields.IsNullOrWhiteSpace(), x =>
+                        .Where(x =>
+                        {
+                            //反序列化出的JsonElement和字典字符串类型做比较
+                            var a = ((JsonElement) x["code"]!).GetString();
+                            var b = cur["code"]!.ToString(); //tips: 需要要将object类型的字符串转为string类型，否则使用的是引用比较，反序列化出的string一定和本地string引用不同
+                            return a == b;
+                        }).WhereIf(!compareFields.IsNullOrWhiteSpace(), x =>
                         {
                             if (x["extra"] == null || log.Extra == null) return false;
-                            return EqExtraByFieldForTextJson(x["extra"]!, DeserializeForTextJson<JsonElement>(log.Extra)!, compareFields!);
+                            return EqExtraByFieldForTextJson(x["extra"]!, DeserializeForTextJson<JsonElement>(log.Extra), compareFields!);
                         })
                         .FirstOrDefault();
+
+
                     if (old != null)
                     {
                         body.Data.Remove(old);