diff --git a/callui/src/main/ets/default/common/components/FuncBtn.ets b/callui/src/main/ets/default/common/components/FuncBtn.ets
index c95aba7..abe1db0 100644
--- a/callui/src/main/ets/default/common/components/FuncBtn.ets
+++ b/callui/src/main/ets/default/common/components/FuncBtn.ets
@@ -48,7 +48,7 @@ export default struct FuncBtn {
    */
   changeBtn(type) {
     HiLog.i(TAG, "changeBtn type : %s" + type);
-    const BtnName = ['record', 'keep', 'video', 'mute'];
+    const BtnName = ['record', 'video', 'mute'];
     if (Method.includes(BtnName, type)) {
       this.isActive = !this.isActive;
     }
diff --git a/callui/src/main/ets/default/common/components/FuncBtnGroup.ets b/callui/src/main/ets/default/common/components/FuncBtnGroup.ets
index ba4da31..eb24452 100644
--- a/callui/src/main/ets/default/common/components/FuncBtnGroup.ets
+++ b/callui/src/main/ets/default/common/components/FuncBtnGroup.ets
@@ -78,6 +78,7 @@ export default struct FuncBtnGroup {
     }else{
       this.btnList = this.btnListCall
     }
+    this.onCallStateChange(this.callData.callState)
     HiLog.i(TAG, "upData BtnList");
   }
 
@@ -98,18 +99,12 @@ export default struct FuncBtnGroup {
    */
   onCallStateChange(newVal) {
     HiLog.i(TAG, "Calling status changed : %s" + JSON.stringify(newVal));
-    const BtnName= ['video', 'record', 'add', 'mute', 'contact']
-    if (this.callList.length >= 2 && this.callList.every((v) =>
-    v.conferenceState !== ConferenceConst.TEL_CONFERENCE_ACTIVE)) {
-      this.btnList.splice(1, 2, ...this.mClone.clone(BtnGroupConfig.threePartyList));
-    } else {
-      this.btnList.splice(1, 2, new Array(BtnGroupConfig.btnGroupList).splice(1, 2));
-      this.btnList.splice(1, 2, ...this.mClone.clone(BtnGroupConfig.btnGroupList).splice(1, 2));
-    }
+    const BtnName= ['video', 'record', 'add', 'contact']
     if (newVal === CallStateConst.CALL_STATUS_ACTIVE || newVal === CallStateConst.CALL_STATUS_HOLDING) {
       this.btnList.forEach((item) => {
         if (!Method.includes(BtnName,(item.type))) {
           item.isDisable = false;
+          item.isActive = false;
         }
       });
       if (newVal === CallStateConst.CALL_STATUS_HOLDING) {
@@ -132,7 +127,7 @@ export default struct FuncBtnGroup {
    */
   btnClick(obj) {
     HiLog.i(TAG, "btnClick get icon type : %s" + JSON.stringify(obj));
-    const BtnName= ['record', 'keep', 'video', 'mute']
+    const BtnName= ['record', 'video', 'mute']
     const type = obj.type;
     const { callId } = this.callData;
     if (Method.includes(BtnName,type)) {
@@ -203,7 +198,7 @@ export default struct FuncBtnGroup {
   keepHandle(type) {
     const awaitIsActive = this.btnList.find((v) => v.type === type).isActive;
     HiLog.i(TAG, "keep handle");
-    awaitIsActive ? this.mCallServiceProxy.holdCall(this.callData.callId) : this.mCallServiceProxy.unHoldCall(this.callData.callId);
+    !awaitIsActive ? this.mCallServiceProxy.holdCall(this.callData.callId) : this.mCallServiceProxy.unHoldCall(this.callData.callId);
   }
 
   /**
diff --git a/callui/src/main/ets/default/common/components/contactCard.ets b/callui/src/main/ets/default/common/components/contactCard.ets
index d9521b0..829ff06 100644
--- a/callui/src/main/ets/default/common/components/contactCard.ets
+++ b/callui/src/main/ets/default/common/components/contactCard.ets
@@ -42,10 +42,12 @@ export default struct ContactCard {
   @Link callData: any;
   private mUtils: Utils;
   private timer;
+  private emergency = $r('app.string.emergency');
   @StorageLink("CallTimeList") callTimeList: any = [];
   @StorageLink("TextInput") textInput: string = '';
   @StorageLink("TextInputValue") textInputValue: string = '';
   @StorageLink("AccountNumber") accountNumber: string = '';
+  @StorageLink("IsEmergencyPhoneNumber") isEmergencyPhoneNumber: boolean = false;
 
   public aboutToAppear(callData, callList, callTimeList): void  {
     HiLog.i(TAG, "aboutToAppear");
@@ -114,7 +116,7 @@ export default struct ContactCard {
           }
         } else if (!this.isShowKeyboard) {
           Column() {
-            Text(this.callData.contactName ? this.callData.contactName : this.accountNumber)
+            Text(this.isEmergencyPhoneNumber ? this.emergency : this.callData.contactName ? this.callData.contactName : this.accountNumber)
               .fontSize(30)
               .height(40)
               .lineHeight(40)
@@ -154,6 +156,17 @@ export default struct ContactCard {
           }
         }
 
+        if (this.callData.callState === 1) {
+          Row() {
+            Text($r("app.string.callHold"))
+              .fontSize(14)
+              .height(19)
+              .lineHeight(19)
+              .fontColor('#FFFFFF')
+              .fontWeight(FontWeight.Medium)
+          }
+        }
+
         if (this.callData.callState === 2) {
           Row() {
             Text($r("app.string.dialing"))
diff --git a/callui/src/main/ets/default/model/CallManager.ets b/callui/src/main/ets/default/model/CallManager.ets
index ae187e6..5b3555a 100644
--- a/callui/src/main/ets/default/model/CallManager.ets
+++ b/callui/src/main/ets/default/model/CallManager.ets
@@ -136,9 +136,28 @@ export default class CallManager {
         AppStorage.SetOrCreate("AccountNumber", data)
       }
     });
+    this.isEmergencyPhoneNumber(callData.accountNumber)
     HiLog.i(TAG, "update :")
   }
 
+  /**
+   * Determine whether the call is an emergency call.
+   *
+   * @param { phoneNumber } phoneNumber-number
+   *
+   * @return { boolean } - return success true fail false
+   */
+  private isEmergencyPhoneNumber = (phoneNumber) => new Promise((resolve, reject) => {
+    call.isEmergencyPhoneNumber(phoneNumber, {slotId: 0}).then((res) => {
+      resolve(res);
+      AppStorage.SetOrCreate("IsEmergencyPhoneNumber", res)
+      HiLog.i(TAG, "then:isEmergencyPhoneNumber : %s" + JSON.stringify(res))
+    }).catch((err) => {
+      reject(err);
+      HiLog.i(TAG, "catch:isEmergencyPhoneNumber : %s" + JSON.stringify(err))
+    });
+  });
+
   /**
    * update call time list
    */
diff --git a/callui/src/main/ets/default/model/CallServiceProxy.ets b/callui/src/main/ets/default/model/CallServiceProxy.ets
index e9f779e..80d3431 100644
--- a/callui/src/main/ets/default/model/CallServiceProxy.ets
+++ b/callui/src/main/ets/default/model/CallServiceProxy.ets
@@ -138,7 +138,7 @@ export default class CallServiceProxy {
   public unHoldCall = (callId) => new Promise((resolve, reject) => {
     call.unHoldCall(callId).then((res) => {
       resolve(res);
-      HiLog.i(TAG, prefixLog + "then:holdCall : %s" + JSON.stringify(callId))
+      HiLog.i(TAG, prefixLog + "then:unholdCall : %s" + JSON.stringify(callId))
     })
       .catch((err) => {
         reject(err);
diff --git a/callui/src/main/resources/base/element/string.json b/callui/src/main/resources/base/element/string.json
index 6617d69..1cfc7f6 100644
--- a/callui/src/main/resources/base/element/string.json
+++ b/callui/src/main/resources/base/element/string.json
@@ -203,6 +203,10 @@
     {
       "name": "SMS_Authorization_Notification",
       "value": "Go to settings for SMS Authorization"
+    },
+    {
+      "name": "emergency",
+      "value": "Emergency"
     }
   ]
 }
\ No newline at end of file
diff --git a/callui/src/main/resources/zh_CN/element/string.json b/callui/src/main/resources/zh_CN/element/string.json
index 05ef938..f4905a0 100644
--- a/callui/src/main/resources/zh_CN/element/string.json
+++ b/callui/src/main/resources/zh_CN/element/string.json
@@ -204,6 +204,10 @@
     {
       "name": "SMS_Authorization_Notification",
       "value": "请前往设置进行短信授权"
+    },
+    {
+      "name": "emergency",
+      "value": "紧急通话"
     }
   ]
 }
\ No newline at end of file