diff --git a/zh-cn/application-dev/dfx/hitracechain-guidelines.md b/zh-cn/application-dev/dfx/hitracechain-guidelines.md
index 71c98626619fb52c6e90b1ed3680077c59ffacbc..885f279aa41c61cc93c14c92f443ab14a3e4f84b 100644
--- a/zh-cn/application-dev/dfx/hitracechain-guidelines.md
+++ b/zh-cn/application-dev/dfx/hitracechain-guidelines.md
@@ -30,6 +30,7 @@ hiTraceChain是基于云计算分布式跟踪调用链思想，在端侧业务
     ```ts
     import hiTraceChain from '@ohos.hiTraceChain';
     import hiSysEvent from '@ohos.hiSysEvent';
+    import { BusinessError } from '@ohos.base';
 
     @Entry
     @Component
@@ -50,26 +51,28 @@ hiTraceChain是基于云计算分布式跟踪调用链思想，在端侧业务
                   // 业务开始前，开启分布式跟踪。
                   let traceId = hiTraceChain.begin("Write a new system event", hiTraceChain.HiTraceFlag.INCLUDE_ASYNC);
                   // 业务开始：完成一次系统事件打点。
-                  hiSysEvent.write({
+                  let customizedParams: Record<string, string | number> = {
+                    'PID': 1,
+                    'UID': 1,
+                    'PACKAGE_NAME': "com.demo.hitracechain",
+                    'PROCESS_NAME': "hitracechaindemo",
+                    'MSG': "no msg."
+                  }
+                  let eventInfo: hiSysEvent.SysEventInfo = {
                     domain: "RELIABILITY",
                     name: "STACK",
                     eventType: hiSysEvent.EventType.FAULT,
-                    params: {
-                      PID: 1,
-                      UID: 1,
-                      PACKAGE_NAME: "com.demo.hitracechain",
-                      PROCESS_NAME: "hitracechaindemo",
-                      MSG: "no msg."
-                    }
-                  }).then((val) => {
+                    params: customizedParams
+                  }
+                  hiSysEvent.write(eventInfo).then((val: number) => {
                     console.info(`write result is ${val}`);
                     // 业务结束，关闭分布式跟踪。
                     hiTraceChain.end(traceId);
-                  }).catch((err) => {
+                  }).catch((err: BusinessError) => {
                     console.error(`error message is ${err.message}`);
                   });
                 } catch (err) {
-                  console.error(`error message is ${err.message}`);
+                  console.error(`error message is ${(err as BusinessError).message}`);
                 }
               })
           }
diff --git a/zh-cn/application-dev/reference/apis/js-apis-hisysevent.md b/zh-cn/application-dev/reference/apis/js-apis-hisysevent.md
index e6f056289ace23b20e9e63ebb62f7f907a89277f..7ac275b6af0199f875f315546092cde5d4c9b778 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-hisysevent.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-hisysevent.md
@@ -10,7 +10,7 @@
 
 ## 导入模块
 
-```js
+```ts
 import hiSysEvent from '@ohos.hiSysEvent';
 ```
 
@@ -73,26 +73,29 @@ write(info: SysEventInfo, callback: AsyncCallback&lt;void&gt;): void
 
 **示例：**
 
-```js
+```ts
 import hiSysEvent from '@ohos.hiSysEvent';
+import { BusinessError } from '@ohos.base';
 
 try {
-    hiSysEvent.write({
-        domain: "RELIABILITY",
-        name: "STACK",
-        eventType: hiSysEvent.EventType.FAULT,
-        params: {
-            PID: 487,
-            UID: 103,
-            PACKAGE_NAME: "com.ohos.hisysevent.test",
-            PROCESS_NAME: "syseventservice",
-            MSG: "no msg."
-        }
-    }, (err, val) => {
-        // do something here.
-    })
-} catch (error) {
-    console.error(`error code: ${error.code}, error msg: ${error.message}`);
+  let customizedParams: Record<string, string | number> = {
+    'PID': 487,
+    'UID': 103,
+    'PACKAGE_NAME': "com.ohos.hisysevent.test",
+    'PROCESS_NAME': "syseventservice",
+    'MSG': "no msg."
+  };
+  let eventInfo: hiSysEvent.SysEventInfo = {
+    domain: "RELIABILITY",
+    name: "STACK",
+    eventType: hiSysEvent.EventType.FAULT,
+    params: customizedParams
+  };
+  hiSysEvent.write(eventInfo, (err: BusinessError, val: number) => {
+    // do something here.
+  });
+} catch (err) {
+  console.error(`error code: ${(err as BusinessError).code}, error msg: ${(err as BusinessError).message}`);
 }
 ```
 
@@ -134,32 +137,35 @@ write(info: SysEventInfo): Promise&lt;void&gt;
 
 **示例：**
 
-```js
+```ts
 import hiSysEvent from '@ohos.hiSysEvent';
+import { BusinessError } from '@ohos.base';
 
 try {
-    hiSysEvent.write({
-        domain: "RELIABILITY",
-        name: "STACK",
-        eventType: hiSysEvent.EventType.FAULT,
-        params: {
-            PID: 487,
-            UID: 103,
-            PACKAGE_NAME: "com.ohos.hisysevent.test",
-            PROCESS_NAME: "syseventservice",
-            MSG: "no msg."
-        }
-    }).then(
-        (val) => {
-            // do something here.
-        }
-    ).catch(
-        (err) => {
-            // do something here.
-        }
-    )
-} catch (error) {
-    console.error(`error code: ${error.code}, error msg: ${error.message}`);
+  let customizedParams: Record<string, string | number> = {
+    'PID': 487,
+    'UID': 103,
+    'PACKAGE_NAME': "com.ohos.hisysevent.test",
+    'PROCESS_NAME': "syseventservice",
+    'MSG': "no msg."
+  };
+  let eventInfo: hiSysEvent.SysEventInfo = {
+    domain: "RELIABILITY",
+    name: "STACK",
+    eventType: hiSysEvent.EventType.FAULT,
+    params: customizedParams
+  };
+  hiSysEvent.write(eventInfo).then(
+    (val: number) => {
+      // do something here.
+    }
+  ).catch(
+    (err: BusinessError) => {
+      console.error(`error code: ${err.code}, error msg: ${err.message}`);
+    }
+  )
+} catch (err) {
+  console.error(`error code: ${(err as BusinessError).code}, error msg: ${(err as BusinessError).message}`);
 }
 ```
 
@@ -227,27 +233,29 @@ addWatcher(watcher: Watcher): void
 
 **示例：**
 
-```js
+```ts
 import hiSysEvent from '@ohos.hiSysEvent';
-
-let watcher = {
-    rules: [{
-        domain: "RELIABILITY",
-        name: "STACK",
-        tag: "STABILITY",
-        ruleType: hiSysEvent.RuleType.WHOLE_WORD,
-    }],
-    onEvent: (info) => {
-        // do something here.
-    },
-    onServiceDied: () => {
-        // do something here.
-    }
+import { BusinessError } from '@ohos.base';
+
+let watchRules: hiSysEvent.WatchRule[] = [{
+    domain: "RELIABILITY",
+    name: "STACK",
+    tag: "STABILITY",
+    ruleType: hiSysEvent.RuleType.WHOLE_WORD,
+  } as hiSysEvent.WatchRule];
+let watcher: hiSysEvent.Watcher = {
+  rules: watchRules,
+  onEvent: (info: hiSysEvent.SysEventInfo) => {
+    // do something here.
+  },
+  onServiceDied: () => {
+    // do something here.
+  }
 }
 try {
-    hiSysEvent.addWatcher(watcher)
-} catch (error) {
-    console.error(`error code: ${error.code}, error msg: ${error.message}`);
+  hiSysEvent.addWatcher(watcher)
+} catch (err) {
+  console.error(`error code: ${(err as BusinessError).code}, error msg: ${(err as BusinessError).message}`);
 }
 ```
 
@@ -277,28 +285,30 @@ removeWatcher(watcher: Watcher): void
 
 **示例：**
 
-```js
+```ts
 import hiSysEvent from '@ohos.hiSysEvent';
-
-let watcher = {
-    rules: [{
-        domain: "RELIABILITY",
-        name: "STACK",
-        tag: "STABILITY",
-        ruleType: hiSysEvent.RuleType.WHOLE_WORD,
-    }],
-    onEvent: (info) => {
-        // do something here.
-    },
-    onServiceDied: () => {
-        // do something here.
-    }
+import { BusinessError } from '@ohos.base';
+
+let watchRules: hiSysEvent.WatchRule[] = [{
+    domain: "RELIABILITY",
+    name: "STACK",
+    tag: "STABILITY",
+    ruleType: hiSysEvent.RuleType.WHOLE_WORD,
+  } as hiSysEvent.WatchRule ]
+let watcher: hiSysEvent.Watcher = {
+  rules: watchRules,
+  onEvent: (info: hiSysEvent.SysEventInfo) => {
+    // do something here.
+  },
+  onServiceDied: () => {
+    // do something here.
+  }
 }
 try {
-    hiSysEvent.addWatcher(watcher)
-    hiSysEvent.removeWatcher(watcher)
-} catch (error) {
-    console.error(`error code: ${error.code}, error msg: ${error.message}`);
+  hiSysEvent.addWatcher(watcher)
+  hiSysEvent.removeWatcher(watcher)
+} catch (err) {
+  console.error(`error code: ${(err as BusinessError).code}, error msg: ${(err as BusinessError).message}`);
 }
 ```
 
@@ -370,41 +380,48 @@ query(queryArg: QueryArg, rules: QueryRule[], querier: Querier): void
 
 **示例：**
 
-```js
+```ts
 import hiSysEvent from '@ohos.hiSysEvent';
+import { BusinessError } from '@ohos.base';
 
 try {
-    hiSysEvent.write({
-        domain: "RELIABILITY",
-        name: "STACK",
-        eventType: hiSysEvent.EventType.FAULT,
-        params: {
-            PID: 487,
-            UID: 103,
-            PACKAGE_NAME: "com.ohos.hisysevent.test",
-            PROCESS_NAME: "syseventservice",
-            MSG: "no msg."
-        }
-    }, (err, val) => {
-        // do something here.
-    })
-    hiSysEvent.query({
-        beginTime: -1,
-        endTime: -1,
-        maxEvents: 5,
-    }, [{
-        domain: "RELIABILITY",
-        names: ["STACK"],
-    }], {
-        onQuery: function (infos) {
-            // do something here.
-        },
-        onComplete: function(reason, total) {
-            // do something here.
-        }
-    })
-} catch (error) {
-    console.error(`error code: ${error.code}, error msg: ${error.message}`);
+  let customizedParams: Record<string, string | number> = {
+    'PID': 487,
+    'UID': 103,
+    'PACKAGE_NAME': "com.ohos.hisysevent.test",
+    'PROCESS_NAME': "syseventservice",
+    'MSG': "no msg."
+  };
+  let eventInfo: hiSysEvent.SysEventInfo = {
+    domain: "RELIABILITY",
+    name: "STACK",
+    eventType: hiSysEvent.EventType.FAULT,
+    params: customizedParams
+  };
+  hiSysEvent.write(eventInfo, (err: BusinessError, val: number) => {
+    // do something here.
+  })
+
+  let queryArg: hiSysEvent.QueryArg = {
+    beginTime: -1,
+    endTime: -1,
+    maxEvents: 5,
+  };
+  let queryRules: hiSysEvent.QueryRule[] = [{
+    domain: "RELIABILITY",
+    names: ["STACK"],
+  } as hiSysEvent.QueryRule]
+  let querier: hiSysEvent.Querier = {
+    onQuery: (infos: hiSysEvent.SysEventInfo[]) => {
+      // do something here.
+    },
+    onComplete: (reason: number, total: number) => {
+      // do something here.
+    }
+  }
+  hiSysEvent.query(queryArg, queryRules, querier)
+} catch (err) {
+  console.error(`error code: ${(err as BusinessError).code}, error msg: ${(err as BusinessError).message}`);
 }
 ```
 
@@ -443,50 +460,55 @@ exportSysEvents(queryArg: QueryArg, rules: QueryRule[]): number
 
 **示例：**
 
-```
+```ts
 import hiSysEvent from '@ohos.hiSysEvent';
 import fs from '@ohos.file.fs';
+import { BusinessError } from '@ohos.base';
 
 try {
-    hiSysEvent.write({
-        domain: "RELIABILITY",
-        name: "STACK",
-        eventType: hiSysEvent.EventType.FAULT,
-        params: {
-            PID: 487,
-            UID: 103,
-            PACKAGE_NAME: "com.ohos.hisysevent.test",
-            PROCESS_NAME: "syseventservice",
-            MSG: "no msg."
-        }
-    }, (err, val) => {
-        // do something here.
-    })
-    
-    let time = hiSysEvent.exportSysEvents({
-        beginTime: -1,
-        endTime: -1,
-        maxEvents: 1,
-    }, [{
-        domain: "RELIABILITY",
-        names: ["STACK"],
-    }])
-    console.log(`receive export task time is : ${time}`);
-    
-    // 延迟读取本次导出的事件
-    setTimeout(function() {
-    	let eventDir = '/data/storage/el2/base/cache/hiview/event';
-    	let filenames = fs.listFileSync(eventDir);
-    	for (let i = 0; i < filenames.length; i++) {
-    		if (filenames[i].indexOf(time.toString()) != -1) {
-    			let res = fs.readTextSync(eventDir + '/' + filenames[i]);
-    			let events = JSON.parse('[' + res.slice(0, res.length - 1) + ']');
-    			console.log("read file end, events is :" + JSON.stringify(events));
-    		}
-    	}
-    }, 10000)
-} catch (error) {
-    console.error(`error code: ${error.code}, error msg: ${error.message}`);
+  let customizedParams: Record<string, string | number> = {
+    'PID': 487,
+    'UID': 103,
+    'PACKAGE_NAME': "com.ohos.hisysevent.test",
+    'PROCESS_NAME': "syseventservice",
+    'MSG': "no msg."
+  };
+  let eventInfo: hiSysEvent.SysEventInfo = {
+    domain: "RELIABILITY",
+    name: "STACK",
+    eventType: hiSysEvent.EventType.FAULT,
+    params: customizedParams
+  };
+  hiSysEvent.write(eventInfo, (err: BusinessError, val: number) => {
+    // do something here.
+  })
+
+  let queryArg: hiSysEvent.QueryArg = {
+    beginTime: -1,
+    endTime: -1,
+    maxEvents: 1,
+  }
+  let queryRules: hiSysEvent.QueryRule[] = [{
+    domain: "RELIABILITY",
+    names: ["STACK"],
+  } as hiSysEvent.QueryRule]
+  let time = hiSysEvent.exportSysEvents(queryArg, queryRules)
+  console.log(`receive export task time is : ${time}`);
+
+  // 延迟读取本次导出的事件
+  setTimeout(() => {
+    let eventDir = '/data/storage/el2/base/cache/hiview/event';
+    let filenames = fs.listFileSync(eventDir);
+    for (let i = 0; i < filenames.length; i++) {
+      if (filenames[i].indexOf(time.toString()) != -1) {
+        let res = fs.readTextSync(eventDir + '/' + filenames[i]);
+        let events: string = JSON.parse('[' + res.slice(0, res.length - 1) + ']');
+        console.log("read file end, events is :" + JSON.stringify(events));
+      }
+    }
+  }, 10000)
+} catch catch (err) {
+  console.error(`error code: ${(err as BusinessError).code}, error msg: ${(err as BusinessError).message}`);
 }
 ```
 
@@ -523,45 +545,51 @@ subscribe(rules: QueryRule[]): number
 
 **示例：**
 
-```
+```ts
 import hiSysEvent from '@ohos.hiSysEvent';
 import fs from '@ohos.file.fs';
+import { BusinessError } from '@ohos.base';
 
 try {
-    hiSysEvent.subscribe([{
-        domain: "RELIABILITY",
-        names: ["STACK"],
-    },{
-        domain: "BUNDLE_MANAGER",
-        names: ["BUNDLE_UNINSTALL"],
-      }])
-    hiSysEvent.write({
-        domain: "RELIABILITY",
-        name: "STACK",
-        eventType: hiSysEvent.EventType.FAULT,
-        params: {
-            PID: 487,
-            UID: 103,
-            PACKAGE_NAME: "com.ohos.hisysevent.test",
-            PROCESS_NAME: "syseventservice",
-            MSG: "no msg."
-        }
-    }, (err, val) => {
-        // do something here.
-    })
-
-    // 延迟读取订阅的事件
-    setTimeout(function() {
-    	let eventDir = '/data/storage/el2/base/cache/hiview/event';
-    	let filenames = fs.listFileSync(eventDir);
-    	for (let i = 0; i < filenames.length; i++) {
-    		let res = fs.readTextSync(eventDir + '/' + filenames[i]);
-    		let events = JSON.parse('[' + res.slice(0, res.length - 1) + ']');
-    		console.log("read file end, events is :" + JSON.stringify(events));
-    	}
-    }, 10000)
-} catch (error) {
-    console.error(`error code: ${error.code}, error msg: ${error.message}`);
+  let rules: hiSysEvent.QueryRule[] = [{
+    domain: "RELIABILITY",
+    names: ["STACK"],
+  } as hiSysEvent.QueryRule,
+  {
+    domain: "BUNDLE_MANAGER",
+    names: ["BUNDLE_UNINSTALL"],
+  } as hiSysEvent.QueryRule];
+  hiSysEvent.subscribe(rules)
+
+  let customizedParams: Record<string, string | number> = {
+    'PID': 487,
+    'UID': 103,
+    'PACKAGE_NAME': "com.ohos.hisysevent.test",
+    'PROCESS_NAME': "syseventservice",
+    'MSG': "no msg."
+  };
+  let eventInfo: hiSysEvent.SysEventInfo = {
+    domain: "RELIABILITY",
+    name: "STACK",
+    eventType: hiSysEvent.EventType.FAULT,
+    params: customizedParams
+  };
+  hiSysEvent.write(eventInfo, (err: BusinessError, val: number) => {
+    // do something here.
+  })
+
+  // 延迟读取订阅的事件
+  setTimeout(() => {
+    let eventDir = '/data/storage/el2/base/cache/hiview/event';
+    let filenames = fs.listFileSync(eventDir);
+    for (let i = 0; i < filenames.length; i++) {
+      let res = fs.readTextSync(eventDir + '/' + filenames[i]);
+      let events: string = JSON.parse('[' + res.slice(0, res.length - 1) + ']');
+      console.log("read file end, events is :" + JSON.stringify(events));
+    }
+  }, 10000)
+} catch catch (err) {
+  console.error(`error code: ${(err as BusinessError).code}, error msg: ${(err as BusinessError).message}`);
 }
 ```
 
@@ -585,20 +613,23 @@ unsubscribe(): void
 
 **示例：**
 
-```
+```ts
 import hiSysEvent from '@ohos.hiSysEvent';
+import { BusinessError } from '@ohos.base';
 
 try {
-    hiSysEvent.subscribe([{
-        domain: "RELIABILITY",
-        names: ["STACK"],
-    },{
-        domain: "BUNDLE_MANAGER",
-        names: ["BUNDLE_UNINSTALL","BUNDLE_INSTALL"],
-      }])
-    hiSysEvent.unsubscribe();
-} catch (error) {
-    console.error(`error code: ${error.code}, error msg: ${error.message}`);
+  let rules: hiSysEvent.QueryRule[] = [{
+    domain: "RELIABILITY",
+    names: ["STACK"],
+  } as hiSysEvent.QueryRule,
+  {
+    domain: "BUNDLE_MANAGER",
+    names: ["BUNDLE_UNINSTALL"],
+  } as hiSysEvent.QueryRule];
+  hiSysEvent.subscribe(rules)
+  hiSysEvent.unsubscribe();
+} catch (err) {
+  console.error(`error code: ${(err as BusinessError).code}, error msg: ${(err as BusinessError).message}`);
 }
 ```
 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-hitracechain.md b/zh-cn/application-dev/reference/apis/js-apis-hitracechain.md
index fafe10d136c0097d078f605a1a60aa4832887e5e..2427431c0a5504d9862cc373f7e96954dc9f1397 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-hitracechain.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-hitracechain.md
@@ -8,7 +8,7 @@
 
 ## 导入模块
 
-```js
+```ts
 import hiTraceChain from '@ohos.hiTraceChain';
 ```
 
@@ -93,7 +93,7 @@ begin(name: string, flags?: number): HiTraceId
 
 **示例：**
 
-```js
+```ts
 let asyncTraceId = hiTraceChain.begin("business", hiTraceChain.HiTraceFlag.INCLUDE_ASYNC | hiTraceChain.HiTraceFlag.DONOT_CREATE_SPAN);
 ```
 
@@ -113,7 +113,7 @@ end(id: HiTraceId): void
 
 **示例：**
 
-```js
+```ts
 let asyncTraceId = hiTraceChain.begin("business", hiTraceChain.HiTraceFlag.DEFAULT);
 // 若干业务逻辑完成后，结束跟踪。
 hiTraceChain.end(asyncTraceId);
@@ -135,7 +135,7 @@ getId(): HiTraceId
 
 **示例：**
 
-```js
+```ts
 let traceId = hiTraceChain.begin("business", hiTraceChain.HiTraceFlag.DEFAULT);
 // 若干业务逻辑完成后，获取当前HiTraceId。
 let curTraceId = hiTraceChain.getId();
@@ -157,10 +157,11 @@ setId(id: HiTraceId): void
 
 **示例：**
 
-```js
-let asyncTraceId;
+```ts
+let asyncTraceId: hiTraceChain.HiTraceId;
+hiTraceChain.end(asyncTraceId);
 let traceId = hiTraceChain.begin("business", hiTraceChain.HiTraceFlag.DEFAULT);
-// 若干业务逻辑完成后，设置当前HiTraceId。
+// 若干业务逻辑完成后，将之前的traceId设置为当前traceId。
 hiTraceChain.setId(asyncTraceId);
 ```
 
@@ -174,7 +175,7 @@ clearId(): void
 
 **示例：**
 
-```js
+```ts
 let traceId = hiTraceChain.begin("business", hiTraceChain.HiTraceFlag.DEFAULT);
 // 若干业务逻辑完成后，清除当前HiTraceId。
 hiTraceChain.clearId();
@@ -196,7 +197,7 @@ createSpan(): HiTraceId
 
 **示例：**
 
-```js
+```ts
 let traceId = hiTraceChain.begin("business", hiTraceChain.HiTraceFlag.DEFAULT);
 // 若干业务逻辑完成后，创建跟踪分支。
 let spanTraceId = hiTraceChain.createSpan();
@@ -221,7 +222,7 @@ tracepoint(mode: HiTraceCommunicationMode, type: HiTraceTracepointType, id: HiTr
 
 **示例：**
 
-```js
+```ts
 let asyncTraceId = hiTraceChain.begin("business", hiTraceChain.HiTraceFlag.INCLUDE_ASYNC | hiTraceChain.HiTraceFlag.DONOT_CREATE_SPAN);
 // 若干业务逻辑完成后，触发信息埋点操作。
 hiTraceChain.tracepoint(hiTraceChain.HiTraceCommunicationMode.THREAD, hiTraceChain.HiTraceTracepointType.SS, asyncTraceId, "Just a example");
@@ -249,7 +250,7 @@ isValid(id: HiTraceId): boolean
 
 **示例：**
 
-```js
+```ts
 let traceId = hiTraceChain.begin("business", hiTraceChain.HiTraceFlag.DEFAULT);
 let traceIdIsvalid = hiTraceChain.isValid(traceId);
 ```
@@ -277,7 +278,7 @@ isFlagEnabled(id: HiTraceId, flag: HiTraceFlag): boolean
 
 **示例：**
 
-```js
+```ts
 let asyncTraceId = hiTraceChain.begin("business", hiTraceChain.HiTraceFlag.INCLUDE_ASYNC);
 // enabledDoNotCreateSpanFlag为true
 let enabledDoNotCreateSpanFlag = hiTraceChain.isFlagEnabled(asyncTraceId, hiTraceChain.HiTraceFlag.INCLUDE_ASYNC);
@@ -300,7 +301,7 @@ enableFlag(id: HiTraceId, flag: HiTraceFlag): void
 
 **示例：**
 
-```js
+```ts
 let asyncTraceId = hiTraceChain.begin("business", hiTraceChain.HiTraceFlag.INCLUDE_ASYNC);
 hiTraceChain.enableFlag(asyncTraceId, hiTraceChain.HiTraceFlag.DONOT_CREATE_SPAN);
 // enabledDoNotCreateSpanFlag为true