- Jieyang Zhengyi Hardware Factory
- Address:North of No.1 Road(in front of Huangqi Hill), Xinhe Zone, Dongshan District
- Hangzhou Fuyite Machinery Co., Ltd.
- Address:NO.8 Baoshan Road,Chunhua village,Fuchun Street,Fuyang City,Zhejiang Province
- Yulong Of Tianjin Oilfield Equipment. Co
- Address:No.16 North Zhongshan Road, Hebei District, Tianjin, P. R. China
- Shaoxing Chengye Metal Products Co., Ltd.
- Address:Sunduan Town, Shaoxing County, Shaoxing City, Zhejiang Province. China
- Ningbo Lianyongxin Construction Hardware Co., Ltd.
- Address:375 East Yuelin Road, Fenghua, Ningbo City, Zhejiang Province. China
- Foshan Nanhai Lianguan Metal & Plastic Product Co., Ltd.
- Address:Desheng,LiHe Road,Lishui,Nanhai,Foshan
- E-Pai Metal Products Co., Ltd.
- Address:No.6 Yanxiu Road, Yanbu, Nanhai District, Foshan City, Guangdong Province. China
- Wenzhou Desai Trading Co.,Ltd.
- Address:Room 505 B Lujing Building, Jiangbin Road
- Foshan City Nanhai Silijia Hardware Decoration Factory
- Address:Block 16, South Row 1, Development Zone, North Of Xixu Road, Xilian Village, Danzao Town, Nanhai District
- Foshan Sanshui Opoint Aluminum Ltd.
- Address:Meigang Denggang XiNan Sanshui
- Foshan Hongli Hardware And Plastic Products Factory
- Address:Lishui Town
- Chunguang Hardware Co., Ltd.
- Address:Ouhai Avenue South Section, Huangqiao Village, Guoxi Town, Wenzhou City, Zhejiang Province. China
- Hangzhou Yushen Door Co., Ltd.
- Address:Changsha Bridge,Dangshan Town,XiaoShan District
- Hangzhou Yindie machinery manufacturing Co.,ltd.
- Address:Room905 Zheyi Building No. 558 Zhongshan Mid Road
- Beijing Baide Rubber & Plastic Products Co., Ltd.
- Address:Room 602,building 1,No.19 of Ronghua south road,Economic-Technological Development Zone,Beijing
- Gaoyao City Jianlang Hardware Factory
- Address:jinsheng Industrial park
- Ruian Haitan Lock Co., Ltd.
- Address:No. 33, Xingfa Rd., Tangxia Town, Ruian
- Shenzhen DLS Hardware Co., Ltd.
- Address:3f No.22-3 yuanxin road tongle longgang
- Shanghai Newarts General Merchandise Co.,Ltd.
- Address:18f, Haiyan Commercial Building 98 Chunshen Rd. , Shanghai, China
- Foshan Honglide Metal Product Co., Ltd.
- Address:Jingshen Industrial Park,Jinli Town,Gaoyao