diff --git a/doc/docs/guide/charts.md b/doc/docs/guide/charts.md
index 7e3a2218..f4e7a0fa 100644
--- a/doc/docs/guide/charts.md
+++ b/doc/docs/guide/charts.md
@@ -196,4 +196,13 @@
 ## 装饰饼图
 
 装饰用，可单独使用或者配合文本框等图表组件来使整个大屏立体、丰满。<br>
-![img12](../picture/charts/img_12.png) <br>
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+![img12](../picture/charts/img_12.png) <br>
+
+## 词云图
+
+最大最小角度都为0时则文字显示为正。所有词云颜色皆是随机产生，动态数据每请求一次数据，所有词云颜色皆改变一次。<br>
+![img20](../picture/charts/img_20.png) <br>
+
+### 数据格式
+
+和饼图、南丁格尔玫瑰图数据保持一致。<br>
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diff --git a/doc/docs/picture/charts/img_20.png b/doc/docs/picture/charts/img_20.png
new file mode 100644
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