diff --git a/client/model_show.go b/client/model_show.go
new file mode 100644
index 00000000..f20685ff
--- /dev/null
+++ b/client/model_show.go
@@ -0,0 +1,123 @@
+package client
+
+import (
+	"fmt"
+	"net/url"
+	"time"
+
+	jsoniter "github.com/json-iterator/go"
+
+	"github.com/Mrs4s/MiraiGo/utils"
+)
+
+type (
+	ModelVariant struct {
+		NeedPay   bool
+		ModelShow string
+	}
+
+	ModelGet struct {
+		Req ModelReq `json:"13030"`
+	}
+
+	ModelSet struct {
+		Req ModelReq `json:"13031"`
+	}
+
+	ModelReq struct {
+		Req ModelReqData `json:"req"`
+	}
+
+	ModelReqData struct {
+		Uin            int64  `json:"lUin"`
+		Model          string `json:"sModel"`
+		AppType        int32  `json:"iAppType"`
+		IMei           string `json:"sIMei"`
+		ShowInfo       bool   `json:"bShowInfo"`
+		ModelShow      string `json:"sModelShow"`
+		RecoverDefault bool   `json:"bRecoverDefault"`
+	}
+)
+
+func (c *QQClient) getGtk(domain string) int {
+	if psKey, ok := c.sigInfo.psKeyMap[domain]; ok {
+		accu := 5381
+		for _, b := range psKey {
+			accu = accu + (accu << 5) + int(b)
+		}
+		return 2147483647 & accu
+	} else {
+		return 0
+	}
+}
+
+func (c *QQClient) GetModelShow(modelName string) ([]*ModelVariant, error) {
+	req := ModelGet{
+		Req: ModelReq{
+			Req: ModelReqData{
+				Uin:            c.Uin,
+				Model:          url.QueryEscape(modelName),
+				AppType:        0,
+				IMei:           SystemDeviceInfo.IMEI,
+				ShowInfo:       true,
+				ModelShow:      "",
+				RecoverDefault: false,
+			},
+		},
+	}
+
+	ts := time.Now().UnixNano() / 1e6
+	g_tk := c.getGtk("vip.qq.com")
+	data, _ := json.Marshal(req)
+	b, err := utils.HttpGetBytes(
+		fmt.Sprintf("https://proxy.vip.qq.com/cgi-bin/srfentry.fcgi?ts=%d&daid=18&g_tk=%d&pt4_token=&data=%s", ts, g_tk, url.QueryEscape(string(data))),
+		c.getCookiesWithDomain("vip.qq.com"),
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	items := jsoniter.Get(b, "13030", "data", "rsp", "vItemList")
+	size := items.Size()
+	variants := make([]*ModelVariant, size)
+	for i := 0; i < size; i++ {
+		item := items.Get(i)
+		variants[i] = &ModelVariant{
+			ModelShow: item.Get("sModelShow").ToString(),
+			NeedPay:   item.Get("bNeedPay").ToBool(),
+		}
+	}
+	return variants, nil
+}
+
+func (c *QQClient) SetModelShow(modelName string, modelShow string) error {
+	recover := false
+	if modelShow == "" {
+		recover = true
+	}
+	req := ModelSet{
+		Req: ModelReq{
+			Req: ModelReqData{
+				Uin:            c.Uin,
+				Model:          url.QueryEscape(modelName),
+				AppType:        0,
+				IMei:           SystemDeviceInfo.IMEI,
+				ShowInfo:       true,
+				ModelShow:      url.QueryEscape(modelShow),
+				RecoverDefault: recover,
+			},
+		},
+	}
+
+	ts := time.Now().UnixNano() / 1e6
+	g_tk := c.getGtk("vip.qq.com")
+	data, _ := json.Marshal(req)
+	_, err := utils.HttpGetBytes(
+		fmt.Sprintf("https://proxy.vip.qq.com/cgi-bin/srfentry.fcgi?ts=%d&daid=18&g_tk=%d&pt4_token=&data=%s", ts, g_tk, url.QueryEscape(string(data))),
+		c.getCookiesWithDomain("vip.qq.com"),
+	)
+	if err != nil {
+		return err
+	}
+	return nil
+}