diff --git a/src/core/config/config_manager.py b/src/core/config/config_manager.py
index 3b463f63ae52793e96ea81cfcf619f5715ca9f77..44a5898cf38b32f2df20a96d1525edd538ba86e7 100755
--- a/src/core/config/config_manager.py
+++ b/src/core/config/config_manager.py
@@ -24,24 +24,38 @@ from xdevice import platform_logger
 from core.constants import ConfigFileConst
 
 LOG = platform_logger("config_manager")
-CONFIG_PATH = os.path.join(sys.framework_res_dir, "config")
 
+# framework_res_dir = OpenHarmony/test/developertest
+# CONFIG_PATH = OpenHarmony/test/developertest/config
+CONFIG_PATH = os.path.join(sys.framework_res_dir, "config")
 
+# framework_config.xml
 class FrameworkConfigManager(object):
     def __init__(self, filepath=""):
         if filepath == "":
+
+            # filepath = OpenHarmony/test/developertest/config/framework_config.xml
             self.filepath = os.path.abspath(os.path.join(
                 CONFIG_PATH, ConfigFileConst.FRAMECONFIG_FILEPATH))
         else:
             self.filepath = filepath
 
+    # 获取framework_config.xml中所有name的value，返回列表
     def get_framework_config(self, target_name):
         data_list = []
         try:
             if os.path.exists(self.filepath):
+
+                # 读取xml文件
                 tree = ET.parse(self.filepath)
+
+                # 获取根节点
                 root = tree.getroot()
+
+                # 获取节点的名字
                 node = root.find(target_name)
+
+                # 遍历 name 节点 获取value 添加到data_list中
                 for sub in node:
                     value = sub.attrib.get("name")
                     if value and value != "":
@@ -50,6 +64,7 @@ class FrameworkConfigManager(object):
             LOG.error(("Parse %s fail!" % self.filepath) + xml_exception.args)
         return data_list
 
+    # 获取framework_config.xml中test_category标签里name、desc、timeout的value，返回字典
     def get_test_category_info(self, target_name="test_category"):
         test_type_timeout_dic = {}
         try:
@@ -69,13 +84,17 @@ class FrameworkConfigManager(object):
             LOG.error(("Parse %s fail!" % self.filepath) + xml_exception.args)
         return test_type_timeout_dic
 
+    # 获取framework_config.xml中all_category标签里name的value，返回列表 如：unittest、moduletest、systemtest、performance
     def get_all_category_info(self, target_name="all_category"):
         return self.get_framework_config(target_name)
 
 
+# filter_config.xml
 class FilterConfigManager(object):
     def __init__(self, filepath=""):
         if filepath == "":
+
+            # filepath = OpenHarmony/test/developertest/config/filter_config.xml
             self.filepath = os.path.abspath(
                 os.path.join(CONFIG_PATH,
                              ConfigFileConst.FILTERCONFIG_FILEPATH))
@@ -106,7 +125,7 @@ class FilterConfigManager(object):
     def get_filter_config_path(self):
         return self.filepath
 
-
+# 这里的filepath不存在
 class ResourceConfigManager(object):
     def __init__(self, filepath=""):
         if filepath == "":
@@ -142,6 +161,8 @@ class ResourceConfigManager(object):
 class UserConfigManager(object):
     def __init__(self, config_file=""):
         if config_file == "":
+
+            # filepath = OpenHarmony/test/developertest/config/user_config.xml
             self.filepath = os.path.abspath(os.path.join(
                 CONFIG_PATH, ConfigFileConst.USERCONFIG_FILEPATH))
         else:
@@ -261,6 +282,8 @@ class UserConfigManager(object):
 class BuildConfigManager(object):
     def __init__(self, filepath=""):
         if filepath == "":
+
+            # filepath = OpenHarmony/test/developertest/config/build_config.xml
             self.filepath = os.path.abspath(os.path.join(
                 CONFIG_PATH, ConfigFileConst.BUILDCONFIG_FILEPATH))
         else:
@@ -287,6 +310,8 @@ class BuildConfigManager(object):
 class FuzzerConfigManager(object):
     def __init__(self, config_path=""):
         if config_path == "":
+
+            # filepath = OpenHarmony/test/developertest/config/fuzz_config.xml
             self.filepath = self.filepath = os.path.abspath(os.path.join(
                 CONFIG_PATH, ConfigFileConst.FUZZCONFIG_FILEPATH))
         else: