Yuyao Jianfeng Hardware Co., Ltd. was established in 2004. After 14 years of development, with the concept of honest operation and customer first, it is specialized in researching, developing, producing and selling carbon steel stainless steel non-standard parts, non-standard screws and special-shaped cold pier parts. Industrial and Trade Integration Co., Ltd., which is a non-standard rivet and fasteners, cold pier molds, etc.