diff --git a/Instructs/UpdateElementNodeInstuct.cs b/Instructs/UpdateElementNodeInstuct.cs
new file mode 100644
index 0000000..a020837
--- /dev/null
+++ b/Instructs/UpdateElementNodeInstuct.cs
@@ -0,0 +1,83 @@
+using System.Text.Json;
+using OMS.NET.Common;
+using OMS.NET.DbClass;
+
+namespace OMS.NET.Instructs
+{
+    public class UpdateElementNodeInstuct : Instruct
+    {
+        public UpdateElementNodeInstuct()
+        {
+            Type = "broadcast";
+            Class = "updateElementNode";
+        }
+
+        public override Task Handler(string wsid)
+        {
+            return Task.Run(() =>
+            {
+                if (!GlobalArea.LoginCheckByID(wsid)) return;//登录检查不通过则直接退出
+                if (Data?.GetType() != typeof(JsonElement)) return;//Data 非空和JsonElement类型检查
+                string conveyor = GlobalArea.GetLoginEmailByID(wsid);
+                try
+                {
+                    long id = Data.GetProperty("id").GetInt64();
+                    string updateId = Data.GetProperty("updateId").GetString();
+                    string points = Data.GetProperty("points").GetString()!;
+                    string point = Data.GetProperty("point").GetString()!;
+                    MapData mapData = MapData.Get(id) ?? throw new Exception($"数据库中未能找到id为{id}的元素");
+                    mapData.Points = Util.JsonToBase64(points);
+                    mapData.Point = Util.JsonToBase64(point);
+
+                    if (MapData.Update(mapData) == -1) throw new Exception("数据库修改失败");
+                    ResponseOrBroadcastInstructs.Add(new Instruct()
+                    {
+                        IsResponse = true,
+                        Type = "send_correct",
+                        Class = "updateNode",
+                        Conveyor = conveyor,
+                        Time = GlobalArea.GetCurrentTime(),
+                        Data = new
+                        {
+                            vid = updateId,
+                            rid = id
+                        }
+                    });
+                    ResponseOrBroadcastInstructs.Add(new Instruct()
+                    {
+                        IsBroadcast = true,
+                        Type = "broadcast",
+                        Class = "updateElementNode",
+                        Conveyor = conveyor,
+                        Time = GlobalArea.GetCurrentTime(),
+                        Data = new
+                        {
+                            id = mapData.Id,
+                            type = mapData.Type,
+                            point = mapData.Point,
+                            points = mapData.Points
+                        }
+                    });
+
+                }
+                catch (Exception ex)
+                {
+                    GlobalArea.Log.Warn($"处理{Class}广播指令出错：" + ex.Message);
+                    ResponseOrBroadcastInstructs.Add(new Instruct()
+                    {
+                        IsResponse = true,
+                        Type = "send_error",
+                        Class = "updateNode",
+                        Conveyor = conveyor,
+                        Time = GlobalArea.GetCurrentTime(),
+                        Data = new
+                        {
+                            source = Data,
+                            message = ex.Message
+                        }
+                    });
+                }
+            });
+        }
+    }
+}
\ No newline at end of file