diff --git a/src/document/openapi/cn/components_order.yml b/src/document/openapi/cn/components_order.yml
index f81e1132f..a3c2e38cf 100644
--- a/src/document/openapi/cn/components_order.yml
+++ b/src/document/openapi/cn/components_order.yml
@@ -29,7 +29,9 @@ orderBasic:
       pattern: ^\d(m|h)$
       description: |
         超时时间，默认5m，如果商户端有全局配置则取商户配置
-        格式：数字+m/h，m=分钟，h=小时，最小1m，最大24h
+        可以提供以下格式的精确时间：yyyy-MM-dd HH:mm:ss，基于GMT+10时区。
+        或以以下格式提供：数字+m/h，m=分钟，h=小时
+        超时时间最小1m，最大24h
 orderWithChannel:
   allOf:
     - $ref: '#/orderBasic'
diff --git a/src/document/openapi/en/components_order.yml b/src/document/openapi/en/components_order.yml
index 4b461527e..f0a8b6c3b 100644
--- a/src/document/openapi/en/components_order.yml
+++ b/src/document/openapi/en/components_order.yml
@@ -28,7 +28,8 @@ orderBasic:
       pattern: ^\d+(m|h)$
       default: 5m
       description: |
-        format: digits with 'm' or 'h' tail. m=minutes, h=hours.
+        can provide an accurate time with format yyyy-MM-dd HH:mm:ss in GMT+10 timezone.
+        or in format: digits with 'm' or 'h' tail. m=minutes, h=hours.
         default is 5m. if merchants has a global configuration in our backend, it will take the configuration.
         no shorter than 1m and no longer than 24h
 orderWithChannel: