diff --git a/manifest.json b/manifest.json
index 805eb84..952c1eb 100644
--- a/manifest.json
+++ b/manifest.json
@@ -5,7 +5,7 @@
   "slug": "LLOneBot",
   "description": "LiteLoaderQQNT的OneBotApi",
   "version": "3.13.11",
-  "thumbnail": "./icon.png",
+  "icon": "./icon.png",
   "authors": [
     {
       "name": "linyuchen",
diff --git a/src/main/main.ts b/src/main/main.ts
index f59df63..1102a17 100644
--- a/src/main/main.ts
+++ b/src/main/main.ts
@@ -170,6 +170,12 @@ function onLoad() {
                 postOB11Event(msg);
                 // log("post msg", msg)
             }).catch(e => log("constructMessage error: ", e.stack.toString()));
+            OB11Constructor.GroupEvent(message).then(groupEvent=>{
+                if (groupEvent){
+                    // log("post group event", groupEvent);
+                    postOB11Event(groupEvent);
+                }
+            })
         }
     }
 
diff --git a/src/ntqqapi/hook.ts b/src/ntqqapi/hook.ts
index a0c5427..860924f 100644
--- a/src/ntqqapi/hook.ts
+++ b/src/ntqqapi/hook.ts
@@ -168,24 +168,6 @@ async function processGroupEvent(payload) {
                             break;
                         }
                     }
-
-                } else if (existGroup.memberCount < group.memberCount) {
-                    const oldMembers = existGroup.members;
-                    const oldMembersSet = new Set<string>();
-                    for (const member of oldMembers) {
-                        oldMembersSet.add(member.uin);
-                    }
-
-                    await sleep(200);
-                    const newMembers = await NTQQApi.getGroupMembers(group.groupCode);
-
-                    group.members = newMembers;
-                    for (const member of newMembers) {
-                        if (!oldMembersSet.has(member.uin)) {
-                            postOB11Event(new OB11GroupIncreaseEvent(group.groupCode, parseInt(member.uin)));
-                            break;
-                        }
-                    }
                 }
             }
         }
diff --git a/src/ntqqapi/types.ts b/src/ntqqapi/types.ts
index 542f319..8d0b1ed 100644
--- a/src/ntqqapi/types.ts
+++ b/src/ntqqapi/types.ts
@@ -112,6 +112,7 @@ export enum PicType {
     gif = 2000,
     jpg = 1000
 }
+
 export interface SendPicElement {
     elementType: ElementType.PIC,
     elementId: "",
@@ -218,8 +219,8 @@ export interface PttElement {
 
 export interface ArkElement {
     bytesData: string;
-    linkInfo:null,
-    subElementType:null
+    linkInfo: null,
+    subElementType: null
 }
 
 export const IMAGE_HTTP_HOST = "https://gchat.qpic.cn"
@@ -245,7 +246,8 @@ export interface GrayTipElement {
         operatorMemRemark?: string;
         wording: string;  // 自定义的撤回提示语
     }
-    aioOpGrayTipElement: TipAioOpGrayTipElement
+    aioOpGrayTipElement: TipAioOpGrayTipElement,
+    groupElement: TipGroupElement
 }
 
 export interface FaceElement {
@@ -278,15 +280,20 @@ export interface VideoElement {
     "sourceVideoCodecFormat": 0
 }
 
-export interface TipAioOpGrayTipElement{
+export interface TipAioOpGrayTipElement {  // 这是什么提示来着？
     operateType: number,
     peerUid: string,
     fromGrpCodeOfTmpChat: string,
 }
 
+export enum TipGroupElementType {
+    memberIncrease = 1,
+    ban = 8
+}
+
 export interface TipGroupElement {
-    "type": 1,  // 1是表示有人加入群, 自己加入群也会收到这个
-    "role": 0,
+    "type": TipGroupElementType,  // 1是表示有人加入群, 自己加入群也会收到这个
+    "role": 0,  // 暂时不知
     "groupName": string,  // 暂时获取不到
     "memberUid": string,
     "memberNick": string,
@@ -295,7 +302,7 @@ export interface TipGroupElement {
     "adminNick": string,
     "adminRemark": string,
     "createGroup": null,
-    "memberAdd": {
+    "memberAdd"?: {
         "showType": 1,
         "otherAdd": null,
         "otherAddByOtherQRCode": null,
@@ -305,7 +312,22 @@ export interface TipGroupElement {
         "otherInviteYou": null,
         "youInviteOther": null
     },
-    "shutUp": null
+    "shutUp"?: {
+        "curTime": string,
+        "duration": string,  // 禁言时间，秒
+        "admin": {
+            "uid": string,
+            "card": string,
+            "name": string,
+            "role": GroupMemberRole
+        },
+        "member": {
+            "uid": string
+            "card": string,
+            "name": string,
+            "role": GroupMemberRole
+        }
+    }
 }
 
 
diff --git a/src/onebot11/constructor.ts b/src/onebot11/constructor.ts
index 8b1d003..8e544b5 100644
--- a/src/onebot11/constructor.ts
+++ b/src/onebot11/constructor.ts
@@ -8,13 +8,25 @@ import {
     OB11User,
     OB11UserSex
 } from "./types";
-import {AtType, ChatType, Group, GroupMember, IMAGE_HTTP_HOST, RawMessage, SelfInfo, User} from '../ntqqapi/types';
-import {getFriend, getGroupMember, selfInfo, tempGroupCodeMap} from '../common/data';
-import {getConfigUtil, log} from "../common/utils";
+import {
+    AtType,
+    ChatType,
+    Group,
+    GroupMember,
+    IMAGE_HTTP_HOST,
+    RawMessage,
+    SelfInfo,
+    TipGroupElementType,
+    User
+} from '../ntqqapi/types';
+import {getFriend, getGroup, getGroupMember, selfInfo, tempGroupCodeMap} from '../common/data';
+import {getConfigUtil, log, sleep} from "../common/utils";
 import {NTQQApi} from "../ntqqapi/ntcall";
 import {EventType} from "./event/OB11BaseEvent";
 import {encodeCQCode} from "./cqcode";
 import {dbUtil} from "../common/db";
+import {OB11GroupIncreaseEvent} from "./event/notice/OB11GroupIncreaseEvent";
+import {OB11GroupBanEvent} from "./event/notice/OB11GroupBanEvent";
 
 
 export class OB11Constructor {
@@ -97,7 +109,7 @@ export class OB11Constructor {
             } else if (element.replyElement) {
                 message_data["type"] = "reply"
                 // log("收到回复消息", element.replyElement.replayMsgSeq)
-                try{
+                try {
                     const replyMsg = await dbUtil.getMsgBySeqId(element.replyElement.replayMsgSeq)
                     // log("找到回复消息", replyMsg.msgShortId, replyMsg.msgId)
                     if (replyMsg) {
@@ -105,7 +117,7 @@ export class OB11Constructor {
                     } else {
                         continue
                     }
-                }catch (e) {
+                } catch (e) {
                     log("获取不到引用的消息", e.stack, element.replyElement.replayMsgSeq)
                 }
 
@@ -116,10 +128,9 @@ export class OB11Constructor {
                 // message_data["data"]["path"] = element.picElement.sourcePath
                 const url = element.picElement.originImageUrl
                 const fileMd5 = element.picElement.md5HexStr
-                if (url){
+                if (url) {
                     message_data["data"]["url"] = IMAGE_HTTP_HOST + url
-                }
-                else if (fileMd5 && element.picElement.fileUuid.indexOf("_") === -1){ // fileuuid有下划线的是Linux发送的，这个url是另外的格式，目前尚未得知如何组装
+                } else if (fileMd5 && element.picElement.fileUuid.indexOf("_") === -1) { // fileuuid有下划线的是Linux发送的，这个url是另外的格式，目前尚未得知如何组装
                     message_data["data"]["url"] = `${IMAGE_HTTP_HOST}/gchatpic_new/0/0-0-${fileMd5.toUpperCase()}/0`
                 }
                 // message_data["data"]["file_id"] = element.picElement.fileUuid
@@ -193,7 +204,10 @@ export class OB11Constructor {
                 message_data["type"] = OB11MessageDataType.face;
                 message_data["data"]["id"] = element.faceElement.faceIndex.toString();
             }
-
+            // todo: 解析入群grayTipElement
+            else if (element.grayTipElement?.aioOpGrayTipElement) {
+                log("收到 group gray tip 消息", element.grayTipElement.aioOpGrayTipElement)
+            }
             // if (message_data.data.file) {
             //     let filePath: string = message_data.data.file;
             //     if (!enableLocalFile2Url) {
@@ -230,6 +244,44 @@ export class OB11Constructor {
         return resMsg;
     }
 
+    static async GroupEvent(msg: RawMessage): Promise<OB11GroupIncreaseEvent> {
+        for (let element of msg.elements) {
+            const groupElement = element.grayTipElement?.groupElement
+            if (groupElement) {
+                // log("收到群提示消息", groupElement)
+                if (groupElement.type == TipGroupElementType.memberIncrease) {
+                    log("收到群成员增加消息", groupElement)
+                    await sleep(1000);
+                    const member = await getGroupMember(msg.peerUid, null, groupElement.memberUid);
+                    let memberUin = member?.uin;
+                    if (!memberUin) {
+                        memberUin = (await NTQQApi.getUserDetailInfo(groupElement.memberUid)).uin
+                    }
+                    // log("获取新群成员QQ", memberUin)
+                    const adminMember = await getGroupMember(msg.peerUid, null, groupElement.adminUid);
+                    // log("获取同意新成员入群的管理员", adminMember)
+                    if (memberUin) {
+                        const operatorUin = adminMember?.uin || memberUin
+                        let event = new OB11GroupIncreaseEvent(parseInt(msg.peerUid), parseInt(memberUin), parseInt(operatorUin));
+                        // log("构造群增加事件", event)
+                        return event;
+                    }
+                }
+                else if (groupElement.type === TipGroupElementType.ban) {
+                    log("收到群群员禁言提示", groupElement)
+                    const memberUid = groupElement.shutUp.member.uid
+                    const adminUid = groupElement.shutUp.admin.uid
+                    const memberUin = (await getGroupMember(msg.peerUid, null, memberUid))?.uin || (await NTQQApi.getUserDetailInfo(memberUid))?.uin
+                    const adminUin = (await getGroupMember(msg.peerUid, null, adminUid))?.uin || (await NTQQApi.getUserDetailInfo(adminUid))?.uin
+                    const duration = parseInt(groupElement.shutUp.duration)
+                    if (memberUin && adminUin) {
+                        return new OB11GroupBanEvent(parseInt(msg.peerUid), parseInt(memberUin), parseInt(adminUin), duration, duration > 0 ? "ban" : "lift_ban");
+                    }
+                }
+            }
+        }
+    }
+
     static friend(friend: User): OB11User {
         return {
             user_id: parseInt(friend.uin),
diff --git a/src/onebot11/event/notice/OB11GroupBanEvent.ts b/src/onebot11/event/notice/OB11GroupBanEvent.ts
new file mode 100644
index 0000000..1939539
--- /dev/null
+++ b/src/onebot11/event/notice/OB11GroupBanEvent.ts
@@ -0,0 +1,17 @@
+import {OB11GroupNoticeEvent} from "./OB11GroupNoticeEvent";
+
+export class OB11GroupBanEvent extends OB11GroupNoticeEvent {
+    notice_type = "group_ban";
+    operator_id: number;
+    duration: number;
+    sub_type: "ban" | "lift_ban";
+
+    constructor(groupId: number, userId: number, operatorId: number, duration: number, sub_type:  "ban" | "lift_ban") {
+        super();
+        this.group_id = groupId;
+        this.operator_id = operatorId;
+        this.user_id = userId;
+        this.duration = duration;
+        this.sub_type = sub_type;
+    }
+}
diff --git a/src/onebot11/event/notice/OB11GroupIncreaseEvent.ts b/src/onebot11/event/notice/OB11GroupIncreaseEvent.ts
index 4382925..d7e9158 100644
--- a/src/onebot11/event/notice/OB11GroupIncreaseEvent.ts
+++ b/src/onebot11/event/notice/OB11GroupIncreaseEvent.ts
@@ -5,10 +5,10 @@ export class OB11GroupIncreaseEvent extends OB11GroupNoticeEvent {
     sub_type = "approve";  // TODO: 实现其他几种子类型的识别 ("approve" | "invite")
     operator_id: number;
 
-    constructor(groupId: number, userId: number) {
+    constructor(groupId: number, userId: number, operatorId: number) {
         super();
         this.group_id = groupId;
-        this.operator_id = userId;  // 实际上不应该这么实现，但是现在还没有办法识别用户是被邀请的，还是主动加入的
+        this.operator_id = operatorId;
         this.user_id = userId;
     }
 }
diff --git a/src/version.ts b/src/version.ts
index b4b5657..dde39cf 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -1 +1 @@
-export const version = "3.13.11"
\ No newline at end of file
+export const version = "3.14.0"
\ No newline at end of file