diff --git a/README.md b/README.md
index ce5c841..89bde19 100644
--- a/README.md
+++ b/README.md
@@ -293,3 +293,22 @@ ID | NAME Amount
```
+#### sort
+Step1 : 输入需要排序的商品编号
+Step2 : 进行排序
+Step3 : 排序完成
+![排序模块流程图](images/sort.drawio.svg)
+
+#### delete_from_list
+Step1: if数据库为空则返回“数据库数据为空,请先添加商品信息”
+Step2: 输入需要删除的商品id
+Step3: 删除商品并显示删除成功
+Step4: if输入的商品id不存在则返回“您输入的商品名称没有找到!!”
+
+![删除数据流程图](images/delete_from_list.drawio.svg)
+
+#### Show
+Step1:if没有商品数据则显示“您的数据库内没有商品!”
+step2: 输入商品编号打印表格
+
+![图表模块流程图](images/Show.drawio.svg)
\ No newline at end of file
diff --git a/graph/Show.drawio.svg b/graph/Show.drawio.svg
new file mode 100644
index 0000000..d42d030
--- /dev/null
+++ b/graph/Show.drawio.svg
@@ -0,0 +1,66 @@
+
\ No newline at end of file
diff --git a/graph/delete_from_list.drawio.svg b/graph/delete_from_list.drawio.svg
new file mode 100644
index 0000000..0773204
--- /dev/null
+++ b/graph/delete_from_list.drawio.svg
@@ -0,0 +1,103 @@
+
\ No newline at end of file
diff --git a/graph/exit.drawio.svg b/graph/exit.drawio.svg
new file mode 100644
index 0000000..d6f31e4
--- /dev/null
+++ b/graph/exit.drawio.svg
@@ -0,0 +1,48 @@
+
\ No newline at end of file
diff --git a/graph/find_goods.drawio.svg b/graph/find_goods.drawio.svg
new file mode 100644
index 0000000..4449a7a
--- /dev/null
+++ b/graph/find_goods.drawio.svg
@@ -0,0 +1,102 @@
+
\ No newline at end of file
diff --git a/graph/readData.drawio.svg b/graph/readData.drawio.svg
new file mode 100644
index 0000000..75b19ce
--- /dev/null
+++ b/graph/readData.drawio.svg
@@ -0,0 +1,102 @@
+
\ No newline at end of file
diff --git a/graph/saveData.drawio.svg b/graph/saveData.drawio.svg
new file mode 100644
index 0000000..9aa6110
--- /dev/null
+++ b/graph/saveData.drawio.svg
@@ -0,0 +1,149 @@
+
\ No newline at end of file
diff --git a/graph/a b/graph/save_data.drawio.svg
similarity index 100%
rename from graph/a
rename to graph/save_data.drawio.svg
diff --git a/graph/show_goods.drawio.svg b/graph/show_goods.drawio.svg
new file mode 100644
index 0000000..c20d41c
--- /dev/null
+++ b/graph/show_goods.drawio.svg
@@ -0,0 +1,102 @@
+
\ No newline at end of file
diff --git a/graph/sort.drawio.svg b/graph/sort.drawio.svg
new file mode 100644
index 0000000..f1afbdd
--- /dev/null
+++ b/graph/sort.drawio.svg
@@ -0,0 +1,66 @@
+
\ No newline at end of file