diff --git a/boards/default_src/micropython/generators/display_onboard.js b/boards/default_src/micropython/generators/display_onboard.js
index 8b2fd21d..a880ea3b 100644
--- a/boards/default_src/micropython/generators/display_onboard.js
+++ b/boards/default_src/micropython/generators/display_onboard.js
@@ -22,6 +22,9 @@ export const display_show_image_or_string_delay = function (_, generator) {
         generator.definitions_['import_' + version + '_onboard_tft'] = "from " + version + " import onboard_tft";
         var code = "onboard_tft.shows(" + data + ",space = " + space + ',center = ' + op + ")\n";
         return code;
+    }else if (version == "educore"){
+        generator.definitions_['import_' + version + 'oled'] = "from " + version + " import oled";
+        var code = "oled.print(" + data + ',space = ' + space + ',center = ' + op + ")\n";
     }
     generator.definitions_['import_' + version + '_onboard_matrix'] = "from " + version + " import onboard_matrix";
     var code = "onboard_matrix.shows(" + data + ',space = ' + space + ',center = ' + op + ")\n";
@@ -30,7 +33,7 @@ export const display_show_image_or_string_delay = function (_, generator) {
 
 export const display_show_frame_string = function (_, generator) {
     var version = Boards.getSelectedBoardKey().split(':')[2];
-    if (version == 'mpython') {
+    if (version == 'mpython' || version == 'educore') {
         generator.definitions_['import_' + version + '_onboard_oled'] = "from " + version + " import onboard_oled";
         var data = generator.valueToCode(this, 'data', generator.ORDER_ASSIGNMENT);
         var code = "onboard_oled.frame(" + data + ")\n";
@@ -44,16 +47,22 @@ export const display_show_frame_string = function (_, generator) {
 
 export const display_show_frame_string_delay = function (_, generator) {
     var version = Boards.getSelectedBoardKey().split(':')[2];
-    generator.definitions_['import_' + version + '_onboard_matrix'] = "from " + version + " import onboard_matrix";
     var data = generator.valueToCode(this, 'data', generator.ORDER_ASSIGNMENT);
     var time = generator.valueToCode(this, 'time', generator.ORDER_ASSIGNMENT);
-    var code = "onboard_matrix.frame(" + data + ',delay = ' + time + ")\n";
+    if (version == 'mpython' || version == 'educore') {
+        generator.definitions_['import_' + version + '_onboard_oled'] = "from " + version + " import onboard_oled";
+        var data = generator.valueToCode(this, 'data', generator.ORDER_ASSIGNMENT);
+        var code = "onboard_oled.frame(" + data + ',delay = ' + time + ")\n";
+    } else {
+        generator.definitions_['import_' + version + '_onboard_matrix'] = "from " + version + " import onboard_matrix";
+        var code = "onboard_matrix.frame(" + data + ',delay = ' + time + ")\n";
+    }
     return code;
 }
 
 export const display_scroll_string = function (_, generator) {
     var version = Boards.getSelectedBoardKey().split(':')[2];
-    if (version == 'mpython') {
+    if (version == 'mpython'|| version == 'educore') {
         generator.definitions_['import_' + version + '_onboard_oled'] = "from " + version + " import onboard_oled";
         var data = generator.valueToCode(this, 'data', generator.ORDER_ASSIGNMENT);
         var code = "onboard_oled.scroll(" + data + ")\n";
@@ -67,11 +76,16 @@ export const display_scroll_string = function (_, generator) {
 
 export const display_scroll_string_delay = function (_, generator) {
     var version = Boards.getSelectedBoardKey().split(':')[2];
-    generator.definitions_['import_' + version + '_onboard_matrix'] = "from " + version + " import onboard_matrix";
     var data = generator.valueToCode(this, 'data', generator.ORDER_ASSIGNMENT);
     var time = generator.valueToCode(this, 'time', generator.ORDER_ASSIGNMENT);
     var space = generator.valueToCode(this, 'space', generator.ORDER_ASSIGNMENT);
-    var code = "onboard_matrix.scroll(" + data + ',speed =' + time + ',space = ' + space + ")\n";
+    if (version == 'mpython'|| version == 'educore') {
+        generator.definitions_['import_' + version + '_onboard_oled'] = "from " + version + " import onboard_oled";
+        var code = "onboard_oled.scroll(" + data + ',speed =' + time + ',space = ' + space + ")\n";
+    }else{
+        generator.definitions_['import_' + version + '_onboard_matrix'] = "from " + version + " import onboard_matrix";
+        var code = "onboard_matrix.scroll(" + data + ',speed =' + time + ',space = ' + space + ")\n";
+    }
     return code;
 }
 
diff --git a/boards/default_src/micropython_educore/blocks/esp32_profile.js b/boards/default_src/micropython_educore/blocks/esp32_profile.js
index 9d205de0..8a35635b 100644
--- a/boards/default_src/micropython_educore/blocks/esp32_profile.js
+++ b/boards/default_src/micropython_educore/blocks/esp32_profile.js
@@ -2,7 +2,7 @@ import { Profile } from 'mixly';
 
 const pins = {};
 
-pins["Edu Core"] = {
+pins["mpython"] = {
     description: "MicroPython[EDUCORE Edu Core]",
     digital_pin: Profile.generate(['0-10', '18']),
     input_pin: Profile.generate(['0-10', '18']),
diff --git a/boards/default_src/micropython_educore/template.xml b/boards/default_src/micropython_educore/template.xml
index 15c75a21..df566899 100644
--- a/boards/default_src/micropython_educore/template.xml
+++ b/boards/default_src/micropython_educore/template.xml
@@ -2360,7 +2360,7 @@
       <block type="educore_mqtt_connect">
         <value name="SERVER">
           <shadow type="text">
-            <field name="TEXT">mqtt.mypep.cn</field>
+            <field name="TEXT">mixio.mixly.cn</field>
           </shadow>
         </value>
         <value name="PORT">
@@ -2445,117 +2445,7 @@
       <block type="educore_mqtt_connect_success"></block>
 
 
-
-
-
-      <block type="iot_wifi_connect">
-        <value name="WIFINAME">
-          <shadow type="text">
-            <field name="TEXT">wifiname</field>
-          </shadow>
-        </value>
-        <value name="PASSWORD">
-          <shadow type="text">
-            <field name="TEXT">wifipassword</field>
-          </shadow>
-        </value>
-      </block>
-      <block type="IOT_EMQX_INIT_AND_CONNECT_BY_MIXLY_CODE">
-        <value name="SERVER">
-          <shadow type="text">
-            <field name="TEXT">mixio.mixly.cn</field>
-          </shadow>
-        </value>
-        <value name="KEY">
-          <shadow type="iot_mixly_key">
-            <field name="TEXT"></field>
-          </shadow>
-        </value>
-      </block>
-      <block type="IOT_EMQX_INIT_AND_CONNECT_BY_SHARE_CODE">
-        <value name="SERVER">
-          <shadow type="text">
-            <field name="TEXT">mixio.mixly.cn</field>
-          </shadow>
-        </value>
-        <value name="KEY">
-          <shadow type="factory_block_return">
-            <field name="VALUE">A1B2C3</field>
-          </shadow>
-        </value>
-      </block>
-      <block type="iot_mixio_connect">
-        <value name="SERVER">
-          <shadow type="text">
-            <field name="TEXT">mixio.mixly.cn</field>
-          </shadow>
-        </value>
-        <value name="USERNAME">
-          <shadow type="text">
-            <field name="TEXT">username</field>
-          </shadow>
-        </value>
-        <value name="PASSWORD">
-          <shadow type="text">
-            <field name="TEXT">password</field>
-          </shadow>
-        </value>
-        <value name="PROJECT">
-          <shadow type="text">
-            <field name="TEXT">MyProject</field>
-          </shadow>
-        </value>
-      </block>
-      <block type="IOT_MIXIO_PUBLISH">
-        <value name="TOPIC">
-          <shadow type="text">
-            <field name="TEXT">topic</field>
-          </shadow>
-        </value>
-        <value name="MSG">
-          <shadow type="text">
-            <field name="TEXT">msg</field>
-          </shadow>
-        </value>
-      </block>
-      <block type="IOT_MIXIO_SUBSCRIBE">
-        <value name="TOPIC">
-          <shadow type="text">
-            <field name="TEXT">topic</field>
-          </shadow>
-        </value>
-        <value name="METHOD">
-          <shadow type="factory_block_return">
-            <field name="VALUE">method</field>
-          </shadow>
-        </value>
-      </block>
-      <block type="procedures_defnoreturn">
-        <mutation>
-          <arg name="client"></arg>
-          <arg name="topic"></arg>
-          <arg name="msg"></arg>
-        </mutation>
-        <field name="NAME">method</field>
-        <statement name="STACK">
-          <block type="controls_if">
-          <value name="IF0">
-          <block type="logic_compare">
-            <field name="OP">EQ</field>
-            <value name="A">
-              <block type="variables_get">
-                <field name="VAR">msg</field>
-              </block>
-            </value>
-            <value name="B">
-              <block type="text">
-                <field name="TEXT">1</field>
-              </block>
-            </value>
-          </block>
-        </statement>
-      </block>
-      <block type="iot_mixio_check"></block>
+      <!-- <block type="iot_mixio_check"></block>
       <block type="iot_client_onboard"></block>
       <block type="IOT_FORMATTING">
         <value name="VAR">
@@ -2612,27 +2502,6 @@
       <block type="iot_mixio_connect_only"></block>
       <block type="iot_mixio_disconnect"></block>
       <block type="IOT_EMQX_PING"></block>
-      <!-- <block type="IOT_MIXIO_NTP">
-        <value name="addr">
-          <shadow type="text">
-            <field name="TEXT">mixio.mixly.cn</field>
-          </shadow>
-        </value>
-      </block>
-      <block type="iot_mixio_format_topic">
-        <value name="VAR">
-          <shadow type="variables_get">
-            <field name="VAR">topic</field>
-          </shadow>
-        </value>
-      </block>
-      <block type="iot_mixio_format_msg">
-        <value name="VAR">
-          <shadow type="variables_get">
-            <field name="VAR">msg</field>
-          </shadow>
-        </value>
-      </block> -->
       <block type="iot_http_client">
         <value name="addr">
           <shadow type="text">
@@ -2648,7 +2517,7 @@
           </shadow>
         </value>
       </block>
-      <block type="iot_mqtt_data"></block>
+      <block type="iot_mqtt_data"></block> -->
     </category>
     <category id="catOnenet" colour="#78AAE0">
       <block type="iot_wifi_connect">
diff --git a/common/msg/blockly/zh-hans.js b/common/msg/blockly/zh-hans.js
index 8c5dabf3..e0c646d8 100644
--- a/common/msg/blockly/zh-hans.js
+++ b/common/msg/blockly/zh-hans.js
@@ -168,7 +168,7 @@ ZhHans.MSG = {
     catAudio: "音频",
     catNeopixel: "RGB灯",
     catOneWire: "OneWire通信",
-    catBLE: "蓝牙传透",
+    catBLE: "蓝牙透传",
     catBLEC:"蓝牙遥控",
     catBLEKM:"蓝牙键鼠",
     catBLE_HID: "外围设备(从机)",
diff --git a/common/msg/blockly/zh-hant.js b/common/msg/blockly/zh-hant.js
index ffd574a0..237edde5 100644
--- a/common/msg/blockly/zh-hant.js
+++ b/common/msg/blockly/zh-hant.js
@@ -156,7 +156,7 @@ ZhHant.MSG = {
     catAudio: "音頻",
     catNeopixel: "RGB燈",
     catOneWire: "OneWire通信",
-    catBLE: "藍牙傳透",
+    catBLE: "藍牙透傳",
     catBLEC:"藍牙遙控",
     catBLEKM:"藍牙鍵鼠",
     catBLE_HID: "外圍設備(從機)",