diff --git a/docs/guide/command-execute.md b/docs/guide/command-execute.md
index ff5fac4..2bb358d 100644
--- a/docs/guide/command-execute.md
+++ b/docs/guide/command-execute.md
@@ -352,6 +352,14 @@ instance.command.executeTableTdVerticalAlign(payload: VerticalAlign)
 instance.command.executeTableBorderType(payload: TableBorder)
 ```
 
+## executeTableTdBackgroundColor
+功能：表格单元格背景色
+
+用法：
+```javascript
+instance.command.executeTableTdBackgroundColor(payload: string)
+```
+
 ## executeImage
 功能：插入图片
 
diff --git a/docs/guide/schema.md b/docs/guide/schema.md
index 2476d0a..d12dfa6 100644
--- a/docs/guide/schema.md
+++ b/docs/guide/schema.md
@@ -51,6 +51,7 @@ interface IElement {
       colspan: number;
       rowspan: number;
       verticalAlign?: VerticalAlign;
+      backgroundColor?: string;
       value: IElement[];
     }[];
   }[];