diff --git a/en/application-dev/reference/apis/js-apis-sms.md b/en/application-dev/reference/apis/js-apis-sms.md
index 82c9622de028bc4cf9c8e772a0f25301a8492534..d1e0be717b9be664da8e0c29a74ac0f262c195dc 100644
--- a/en/application-dev/reference/apis/js-apis-sms.md
+++ b/en/application-dev/reference/apis/js-apis-sms.md
@@ -27,8 +27,9 @@ Creates an SMS message instance based on the protocol data unit (PDU) and the sp
- Example
```
- let specification = '3gpp';
- let pdu = [0x08, 0x91, ...];
+ const specification = '3gpp';
+ // Display PDUs using numbers in an array, for example, [0x08, 0x91, ...].
+ const pdu = [0x08, 0x91];
sms.createMessage(pdu, specification, (err, data) => {
console.log(`callback: err->${JSON.stringify(err)}, data->${JSON.stringify(data)}`);
});
@@ -57,8 +58,9 @@ Creates an SMS message instance based on the PDU and the specified SMS protocol.
- Example
```
- let specification = '3gpp';
- let pdu = [0x08, 0x91, ...];
+ const specification = '3gpp';
+ // Display PDUs using numbers in an array, for example, [0x08, 0x91, ...].
+ const pdu = [0x08, 0x91];
let promise = sms.createMessage(pdu, specification);
promise.then(data => {
console.log(`createMessage success, promise: data->${JSON.stringify(data)}`);
diff --git a/en/application-dev/reference/apis/js-apis-system-time.md b/en/application-dev/reference/apis/js-apis-system-time.md
index e851eec1055856e6d5a97f45bb45199143ea742d..d7cedf77c5f9d2c403e243952dba0ba3e8974564 100644
--- a/en/application-dev/reference/apis/js-apis-system-time.md
+++ b/en/application-dev/reference/apis/js-apis-system-time.md
@@ -3,30 +3,6 @@
> **NOTE:**
>The APIs of this module are supported since API version 7.
-## Applicable Devices
-
-
-Phone
- |
-Tablet
- |
-Smart TV
- |
-Wearable
- |
-
|---|
-
-Yes
- |
-Yes
- |
-Yes
- |
-Yes
- |
-
-
-
## Modules to Import