diff --git a/statistics.go b/statistics.go
new file mode 100644
index 0000000..87ead7e
--- /dev/null
+++ b/statistics.go
@@ -0,0 +1,121 @@
+package orderrpcv2
+
+import (
+	"encoding/json"
+	"errors"
+	"strconv"
+)
+
+func GetUserBuyNum(site_id, dbname string, product_id string, user_id string, url ...string) (int64, error) {
+
+	if dbname == "" || product_id == "" || user_id == "" {
+		return 0, errors.New("参数错误")
+	}
+
+	conn, err := rpc_server_conn(url...)
+	if err != nil {
+		return 0, err
+	}
+	defer conn.Close()
+
+	var data map[string]string = make(map[string]string)
+
+	data["dbname"] = dbname
+	data["site_id"] = site_id
+	data["product_id"] = product_id
+	data["user_id"] = user_id
+
+	req, err := SetReqData(data)
+
+	if err != nil {
+		return 0, err
+	}
+
+	res := &Response{}
+
+	err = conn.GetUserBuyNum(req, res)
+
+	if err != nil {
+		return 0, err
+	}
+
+	res_data_de, err := GetResData(res)
+
+	if err != nil {
+		return 0, err
+	}
+
+	if res_data_de == "" {
+		return 0, errors.New("no data")
+	}
+
+	var res_arr map[string]string
+
+	err = json.Unmarshal([]byte(res_data_de), &res_arr)
+
+	if err != nil {
+		return 0, err
+	}
+
+	if _, ok := res_arr["Quantity"]; ok {
+		return strconv.ParseInt(res_arr["Quantity"], 10, 64)
+	}
+	return 0, errors.New("failed")
+}
+
+func GetUserBuyTotal(site_id, dbname string, product_id string, user_id string, url ...string) (int64, error) {
+
+	if dbname == "" || product_id == "" || user_id == "" {
+		return 0, errors.New("参数错误")
+	}
+
+	conn, err := rpc_server_conn(url...)
+	if err != nil {
+		return 0, err
+	}
+	defer conn.Close()
+
+	var data map[string]string = make(map[string]string)
+
+	data["dbname"] = dbname
+	data["site_id"] = site_id
+	data["product_id"] = product_id
+	data["user_id"] = user_id
+
+	req, err := SetReqData(data)
+
+	if err != nil {
+		return 0, err
+	}
+
+	res := &Response{}
+
+	err = conn.GetUserBuyTotal(req, res)
+
+	if err != nil {
+		return 0, err
+	}
+
+	res_data_de, err := GetResData(res)
+
+	if err != nil {
+		return 0, err
+	}
+
+	if res_data_de == "" {
+		return 0, errors.New("no data")
+	}
+
+	var res_arr map[string]string
+
+	err = json.Unmarshal([]byte(res_data_de), &res_arr)
+
+	if err != nil {
+		return 0, err
+	}
+
+	if _, ok := res_arr["Total"]; ok {
+		return strconv.ParseInt(res_arr["Total"], 10, 64)
+	}
+	return 0, errors.New("failed")
+}
diff --git a/statistics_test.go b/statistics_test.go
new file mode 100644
index 0000000..130ded7
--- /dev/null
+++ b/statistics_test.go
@@ -0,0 +1,33 @@
+package orderrpcv2
+
+import (
+	"testing"
+)
+
+func Test_GetUserBuyNum(t *testing.T) {
+
+	site_id := "10110"
+	dbname := "shop_v2"
+	product_id := "51"
+	user_id := "2"
+
+	ret, err := GetUserBuyNum(site_id, dbname, product_id, user_id)
+
+	t.Log(ret)
+	t.Log(err)
+
+}
+
+func Test_GetUserBuyTotal(t *testing.T) {
+
+	site_id := "10110"
+	dbname := "shop_v2"
+	product_id := "51"
+	user_id := "2"
+
+	ret, err := GetUserBuyTotal(site_id, dbname, product_id, user_id)
+
+	t.Log(ret)
+	t.Log(err)
+
+}