diff --git a/OAT.xml b/OAT.xml
index d1c59fbe8b2e35818aaa218487c0109c32300fcf..a9da868a88ff6d8234044898d79e18612a554b0d 100644
--- a/OAT.xml
+++ b/OAT.xml
@@ -92,6 +92,7 @@ used to filter file path.
 
         <filefilterlist>
             <filefilter name="defaultFilter" desc="Files not to check">
+                <filteritem type="filepath" name="*.md" desc="markdown文件" />
                 <filteritem type="filename" name="*.iml|*.json|*.txt" desc="desc files" />
                 <filteritem type="filename"
                     name="*.png|*.ico|*.jpg|*.ttf|*.enc|*.mp4|*.ttc|*.key|*.heic|*.res|*.gif|*.otf|*.compiled|*.webp"
diff --git a/README.en.md b/README.en.md
index 137c3ed8609393e28f1d3d2a6aab9a3ab4bcdd16..83fceed9e7a69dcfeab5dc4703f5b747ecc880e2 100644
--- a/README.en.md
+++ b/README.en.md
@@ -52,10 +52,10 @@ This warehouse is based on the extension of Flutter's official engine warehouse
 
 3. Synchronize code: In the engine directory, execute `gclient sync`; here the engine source code, official packages repository will be synchronized, and the ohos_setup task will be executed;
 
-4. Download sdk: Download ohos-sdk-full in [the daily build](http://ci.openharmony.cn/workbench/cicd/dailybuild/dailylist), configure the following environment variables:
+4. Download sdk: From [HarmonyOS Kit List]（ https://developer.harmonyos.com/deveco-developer-suite/enabling/kit?currentPage=1&pageSize=100 ）Download supporting development tools, currently not supporting packages downloaded from other channels
 
 ```sh
-export OHOS_SDK_HOME=<ohos-sdk-full>
+export HOS_SDK_HOME=<ohos-sdk-full>
 ```
 
 5. Start building: In the engine directory, execute `./ohos` to start building the flutter engine that supports ohos devices.
diff --git a/README.md b/README.md
index 46a7f3f1bc25de06ecb9f576a079098b1bd56817..5128877c778eefe42d3f45223cfc9e2c5dc43b0e 100644
--- a/README.md
+++ b/README.md
@@ -53,10 +53,10 @@ Flutter Engine
 
 3. 同步代码：在engine目录，执行`gclient sync`；这里会同步engine源码、官方packages仓，还有执行ohos_setup任务；
 
-4. 下载sdk： 在[每日构建](http://ci.openharmony.cn/workbench/cicd/dailybuild/dailylist)下载ohos-sdk-full，配置以下环境变量:
+4. 下载sdk： 从[鸿蒙套件列表](https://developer.harmonyos.com/deveco-developer-suite/enabling/kit?currentPage=1&pageSize=100)下载配套开发工具，暂不支持非该渠道下载的套件
 
 ```sh
-export OHOS_SDK_HOME=<ohos-sdk-full>
+export HOS_SDK_HOME=<ohos-sdk-full>
 ```
 
 5. 开始构建：在engine目录，执行`./ohos`，即可开始构建支持ohos设备的flutter engine。
diff --git a/attachment/repos/bootstrap/ohos.py b/attachment/repos/bootstrap/ohos.py
index 4b0395bd357c2996a1e8ab99e20e409b6d3f5d8c..03a736c3def7c29d85b11be0b662d26e828ef963 100644
--- a/attachment/repos/bootstrap/ohos.py
+++ b/attachment/repos/bootstrap/ohos.py
@@ -137,12 +137,12 @@ def getNdkHome():
     if not isNdkValid(OHOS_NDK_HOME):
         logging.error(
             """
-    Please set the environment variables for HarmonyOS SDK to "HOS_SDK_HOME" or "OHOS_SDK_HOME".
+    Please set the environment variables for HarmonyOS SDK to "HOS_SDK_HOME" or "HOS_SDK_HOME".
     We will use both native/llvm and native/sysroot.
     Please ensure that the file "native/llvm/bin/clang" exists and is executable."""
         )
         exit(10)
-    return OHOS_NDK_HOME
+    return HOS_NDK_HOME
 
 # 校验 native
 def isNdkValid(path):
@@ -162,20 +162,20 @@ def isNdkValid(path):
 
 # 指定engine编译的配置参数
 def engineConfig(buildInfo, extraParam=""):
-    OHOS_NDK_HOME = getNdkHome()
-    # export PATH=$OHOS_NDK_HOME/build-tools/cmake/bin:$OHOS_NDK_HOME/llvm/bin:$PATH
+    HOS_NDK_HOME = getNdkHome()
+    # export PATH=$HOS_NDK_HOME/build-tools/cmake/bin:$HOS_NDK_HOME/llvm/bin:$PATH
     lastPath = os.getenv("PATH")
     os.environ["PATH"] = (
-        "%s%s" % (os.path.join(OHOS_NDK_HOME, "build-tools", "cmake", "bin"), PATH_SEP)
-        + "%s%s" % (os.path.join(OHOS_NDK_HOME, "build-tools", "llvm", "bin"), PATH_SEP)
+        "%s%s" % (os.path.join(HOS_NDK_HOME, "build-tools", "cmake", "bin"), PATH_SEP)
+        + "%s%s" % (os.path.join(HOS_NDK_HOME, "build-tools", "llvm", "bin"), PATH_SEP)
         + "%s%s" % (os.path.abspath("depot_tools"), PATH_SEP)
         + lastPath
     )
     unixCommand = ""
     if not IS_WINDOWS:
         unixCommand = (
-            "--target-sysroot %s " % os.path.join(OHOS_NDK_HOME, "sysroot")
-            + "--target-toolchain %s " % os.path.join(OHOS_NDK_HOME, "llvm")
+            "--target-sysroot %s " % os.path.join(HOS_NDK_HOME, "sysroot")
+            + "--target-toolchain %s " % os.path.join(HOS_NDK_HOME, "llvm")
             + "--target-triple %s " % buildInfo.targetTriple
         )
     OPT = "--unoptimized --no-lto " if buildInfo.buildType == "debug" else ""