diff --git a/backend/futures_trade_record/README.md b/backend/futures_trade_record/README.md
new file mode 100644
index 0000000..5166cd0
--- /dev/null
+++ b/backend/futures_trade_record/README.md
@@ -0,0 +1,8 @@
+curl -X POST http://localhost:20010/api/variety/create \
+  -H "Content-Type: application/json" \
+  -d '{
+    "name": "螺纹钢",
+    "code": "RB",
+    "tick": 1.0,
+    "tick_price": 10.0
+  }'
\ No newline at end of file