STANLEY Engineered Fastening, FULLER, Locknut Technology, Ramco Specialties, Wilhelm B llhoff GmbH und Co. KG, Jergens Inc., Jeng Bright International Corporation, TE-CO, Infasco, KMT Fasteners, RAY FU, Staytite Ltd, K.M Steel India, Jignesh Steel, Youbang, SHANGHAI QIANGYI FASTENER, Dongrenying, Shenzhen Huayuan Precision Products, Kamax, Ruian Weifu Standard Parts, Dongtai Warwick Standard Parts, Xinwangai, Haiyan Brother United Fastener, Wenzhou City Longwan Hongda Fastener, Jiuliang Fastener Manufacturing, Ray Fu/Chen Nan, National Bolt & Nut, 3M, Zhejiang Zhenglian Industrial Development