diff --git a/myhttp/httpc/httpclient.go b/myhttp/httpc/httpclient.go
index 77ce830..5893533 100644
--- a/myhttp/httpc/httpclient.go
+++ b/myhttp/httpc/httpclient.go
@@ -100,11 +100,6 @@ func New(opts ...ConfigOpt) *HttpClient {
 	return hc
 }
 
-func NewWithClient(httpClient *http.Client) *HttpClient {
-	h := &HttpClient{client: httpClient}
-	return h
-}
-
 func (h *HttpClient) SetProxy(pr string) *HttpClient {
 	u, err := url.Parse(pr)
 	if err != nil {
@@ -125,18 +120,6 @@ func (h *HttpClient) NewRequest(ctx context.Context) *Request {
 	return r
 }
 
-func NewRequest(ctx context.Context) *Request {
-	return defaultClient.NewRequest(ctx)
-}
-
-func NewPcRequest(ctx context.Context) *Request {
-	return defaultClient.NewPcRequest(ctx)
-}
-
-func NewMobileRequest(ctx context.Context) *Request {
-	return defaultClient.NewMobileRequest(ctx)
-}
-
 func (h *HttpClient) NewPcRequest(ctx context.Context) *Request {
 	r := h.NewRequest(ctx)
 	r.SetHeaderPcAgent()