diff --git a/README.md b/README.md
index 57083b9..9cb3ef4 100644
--- a/README.md
+++ b/README.md
@@ -45,4 +45,21 @@ special
 1.生成了一些books数据
 2.实现了了基础UI与底层计算的接入
 3.目前UI界面太丑，太简陋
-4.底层计算目前只实现了ISBN精确查询，需要扩充的内容很多
\ No newline at end of file
+4.底层计算目前只实现了ISBN精确查询，需要扩充的内容很多
+import matplotlib
+import matplotlib.pyplot as plt
+import pandas as pd
+plt.rcParams['font.sans-serif'] = ['SimHei']
+def work(x):
+    # ********** Begin *********#
+    DFx = pd.DataFrame(x)
+    DFx.plot.box()
+    plt.figure(figsize=(10,10))
+    plt.title('居民消费金额对比')
+    plt.grid(linestyle=':',alpha=0.3)
+    plt.savefig('project/step7/image/user.png')
+
+
+
+
+    # ********** End **********#
\ No newline at end of file