Ningbo Lehuashi Tube Industry Co., Ltd.

Yuyao Shenlong Stainless Steel Co., Ltd.

Yuyao Yongtai Stainless Steel Co., Ltd.

Yuyao Hongtuo Stainless Steel Pipe Manufacturing Factory (General Partnership)

Hongxing Stainless Steel Material Factory

Yuyao Shunda Stainless Steel Material Co., Ltd.