diff --git a/mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/message/MessageQQA.kt b/mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/message/MessageQQA.kt
index d14f2d942..ac3c7bade 100644
--- a/mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/message/MessageQQA.kt
+++ b/mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/message/MessageQQA.kt
@@ -13,6 +13,7 @@ import kotlinx.io.core.readUInt
 import net.mamoe.mirai.message.data.*
 import net.mamoe.mirai.qqandroid.network.protocol.data.proto.ImMsgBody
 import net.mamoe.mirai.qqandroid.network.protocol.data.proto.MsgComm
+import net.mamoe.mirai.utils.MiraiDebugAPI
 import net.mamoe.mirai.utils.MiraiInternalAPI
 import net.mamoe.mirai.utils.io.discardExact
 import net.mamoe.mirai.utils.io.hexToBytes
@@ -184,6 +185,14 @@ notOnlineImage=NotOnlineImage#2050019814 {
         pbReserve=08 01 10 00 32 00 42 0E 5B E5 8A A8 E7 94 BB E8 A1 A8 E6 83 85 5D 50 00 78 05
 }
  */
+
+private val atAllData = ImMsgBody.Elem(
+    text = ImMsgBody.Text(
+        str = "@全体成员",
+        attr6Buf = "00 01 00 00 00 05 01 00 00 00 00 00 00".hexToBytes()
+    )
+)
+
 internal fun MessageChain.toRichTextElems(): MutableList<ImMsgBody.Elem> {
     val elements = mutableListOf<ImMsgBody.Elem>()
 
@@ -203,6 +212,7 @@ internal fun MessageChain.toRichTextElems(): MutableList<ImMsgBody.Elem> {
             is CustomFaceFromServer -> elements.add(ImMsgBody.Elem(customFace = it.delegate))
             is NotOnlineImageFromServer -> elements.add(ImMsgBody.Elem(notOnlineImage = it.delegate))
             is NotOnlineImageFromFile -> elements.add(ImMsgBody.Elem(notOnlineImage = it.toJceData()))
+            is AtAll -> elements.add(atAllData)
             is QuoteReply,
             is MessageSource -> {
 
@@ -295,7 +305,7 @@ internal fun ImMsgBody.SourceMsg.toMessageChain(): MessageChain {
 }
 
 
-@UseExperimental(MiraiInternalAPI::class, ExperimentalUnsignedTypes::class)
+@UseExperimental(MiraiInternalAPI::class, ExperimentalUnsignedTypes::class, MiraiDebugAPI::class)
 internal fun List<ImMsgBody.Elem>.joinToMessageChain(message: MessageChain) {
     this.forEach {
         when {
@@ -306,9 +316,18 @@ internal fun List<ImMsgBody.Elem>.joinToMessageChain(message: MessageChain) {
                 if (it.text.attr6Buf.isEmpty()) {
                     message.add(it.text.str.toMessage())
                 } else {
-                    //00 01 00 00 00 0A 00 3E 03 3F A2 00 00
-                    val id = it.text.attr6Buf.read { discardExact(7); readUInt().toLong() }
-                    message.add(At(id, it.text.str))
+                    //00 01 00 00 00 05 01 00 00 00 00 00 00 all
+                    //00 01 00 00 00 0A 00 3E 03 3F A2 00 00 one
+                    val id: Long
+                    it.text.attr6Buf.read {
+                        discardExact(7)
+                        id = readUInt().toLong()
+                    }
+                    if (id == 0L){
+                        message.add(AtAll)
+                    } else {
+                        message.add(At(id, it.text.str))
+                    }
                 }
             }
         }
diff --git a/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/GroupMessage.kt b/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/GroupMessage.kt
index faebb84d0..04f309938 100644
--- a/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/GroupMessage.kt
+++ b/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/GroupMessage.kt
@@ -14,9 +14,11 @@ import net.mamoe.mirai.contact.Group
 import net.mamoe.mirai.contact.Member
 import net.mamoe.mirai.contact.MemberPermission
 import net.mamoe.mirai.message.data.At
+import net.mamoe.mirai.message.data.Message
 import net.mamoe.mirai.message.data.MessageChain
 import net.mamoe.mirai.utils.getValue
 import net.mamoe.mirai.utils.unsafeWeakRef
+import kotlin.jvm.JvmName
 
 @Suppress("unused", "NOTHING_TO_INLINE")
 class GroupMessage(
@@ -37,6 +39,28 @@ class GroupMessage(
 
     inline fun At.member(): Member = group[this.target]
     inline fun Long.member(): Member = group[this]
+
+
+    /**
+     * 给这个消息事件的主体发送引用回复消息
+     * 对于好友消息事件, 这个方法将会给好友 ([subject]) 发送消息
+     * 对于群消息事件, 这个方法将会给群 ([subject]) 发送消息
+     */
+    suspend inline fun quoteReply(message: MessageChain) = reply(this.message.quote() + message)
+
+    suspend inline fun quoteReply(message: Message) = reply(this.message.quote() + message)
+    suspend inline fun quoteReply(plain: String) = reply(this.message.quote() + plain)
+
+
+    @JvmName("reply1")
+    suspend inline fun String.quoteReply() = quoteReply(this)
+
+    @JvmName("reply1")
+    suspend inline fun Message.quoteReply() = quoteReply(this)
+
+    @JvmName("reply1")
+    suspend inline fun MessageChain.quoteReply() = quoteReply(this)
+
     override fun toString(): String =
         "GroupMessage(group=${group.id}, senderName=$senderName, sender=${sender.id}, permission=${permission.name}, message=$message)"
 }
\ No newline at end of file