diff --git a/Lagrange.Core.NativeAPI/SendMessageContext.cs b/Lagrange.Core.NativeAPI/SendMessageContext.cs
index ca5bf627..69b8098f 100644
--- a/Lagrange.Core.NativeAPI/SendMessageContext.cs
+++ b/Lagrange.Core.NativeAPI/SendMessageContext.cs
@@ -1,4 +1,4 @@
-using System.Text;
+using System.Text;
 using Lagrange.Core.Message;
 
 namespace Lagrange.Core.NativeAPI
@@ -87,6 +87,32 @@ public void AddLocalImage(int id, byte[] path, byte[]? summary = null,
             }
         }
 
+        public void AddMention(int id, long uin, byte[]? display = null)
+        {
+            if (MessageBuilders.TryGetValue(id, out var builder))
+            {
+                builder.Mention(uin, display is null ? null : Encoding.UTF8.GetString(display));
+            }
+        }
+
+        public void AddReply(int id /*, BotMessage messages */)
+        {
+            throw new NotImplementedException();
+        }
+
+        public void AddMultiMsg(int id /*, List<BotMessage> messages */)
+        {
+            throw new NotImplementedException();
+        }
+
+        public void AddMultiMsg(int id, byte[] resId)
+        {
+            if (MessageBuilders.TryGetValue(id, out var builder))
+            {
+                builder.MultiMsg(Encoding.UTF8.GetString(resId));
+            }
+        }
+
         public void AddRecord(int id, byte[] record)
         {
             if (MessageBuilders.TryGetValue(id, out var builder))
diff --git a/Lagrange.Core.NativeAPI/SendMessageEntryPoint.cs b/Lagrange.Core.NativeAPI/SendMessageEntryPoint.cs
index ecae5984..d36596e4 100644
--- a/Lagrange.Core.NativeAPI/SendMessageEntryPoint.cs
+++ b/Lagrange.Core.NativeAPI/SendMessageEntryPoint.cs
@@ -83,6 +83,46 @@ int subType
             );
         }
 
+        //display可选,可以传结构内Length为0或Data为Zero的ByteArrayNative
+        [UnmanagedCallersOnly(EntryPoint = "AddMention")]
+        public static void AddMention(
+            int index,
+            int id,
+            long uin,
+            ByteArrayNative display
+        )
+        {
+            if (Program.Contexts.Count <= index)
+            {
+                return;
+            }
+
+            byte[]? ds = display.IsEmpty() ? null : display.ToByteArrayWithoutFree();
+
+            var context = Program.Contexts[index];
+            context.SendMessageContext.AddMention(
+                id, uin, ds
+            );
+        }
+
+        [UnmanagedCallersOnly(EntryPoint = "AddMultiMsg")]
+        public static void AddMultiMsg(
+            int index,
+            int id,
+            ByteArrayNative resId
+        )
+        {
+            if (Program.Contexts.Count <= index)
+            {
+                return;
+            }
+
+            var context = Program.Contexts[index];
+            context.SendMessageContext.AddMultiMsg(
+                id, resId.ToByteArrayWithoutFree()
+            );
+        }
+
         [UnmanagedCallersOnly(EntryPoint = "AddRecord")]
         public static void AddRecord(int index, int id, ByteArrayNative byteArrayNative)
         {