- Qingdao Rongmaofa Metal Co., Ltd.
- Address:Chenjia Village, Daxin, Jimo
- Dongguan Global hardware Co., Ltd.
- Address:No402,Taisheng building ,Nancheng town
- Kunshan Yiruisi Metal Co., Ltd.
- Address:
- Suzhou Highlander Automotive Gauge Co., Ltd.
- Address:No.288 Puxing Road, Puzhuang, Linhu Town, Wuzhong District
- Yantai Pengcheng Machinery Co., Ltd.
- Address:No. 801, Ninghai Street, Muping District
- Ningbo Samegoal Precision Machining Co., Ltd.
- Address:
- Tianjin JMS Steel Co., Ltd.
- Address:
- Guangzhou Huarun Metal Product Ltd.
- Address:Suit a-t4143,TianJian International Hardware purchase Center,ShaTai RD.,GuangZhou
- Holy Precision Manufacturing Co., Limited (Zhongshan)
- Address:
- Jiyuan Xinhua Heavy Machinery Co., Ltd.
- Address:Nansun Village,Zhichen Town
- Jiangmen Pengjiang Huiming Trading Company Limited
- Address:Unit 301, No.36, Jianghua road, Jiangmen, Guangdong, China
- Dongguan Wanfuxin Hardware Products Co., Ltd.
- Address:Luoma Industrial Zone,Qingxi Town,Dongguan City,Guangdong Province.
- Jiashan Huanqiu Mechanical Seal Factory
- Address:No.22, Yinxiu Road
- Zhejiang Fuzheng Auto Part Co., Ltd.
- Address:Gaofeng Village, Gaoqiao Town, Yinzhou Dist
- Shandong Guomaoguotai Speed Reducer Co., Ltd.
- Address:NO.55-1 Zhichu Road
- Xiamen Jingwei Machinery & Fabrication Co., Ltd.
- Address:Building 1, No. 74, Zhennan 2 nd Road, Tongan District, Xiamen
- Shenzhen City TianZe Hardware Co., Ltd.
- Address:
- Beijing CHiNZEN Machinery Co., Ltd.
- Address:XuZhou
- Qingdao Dawnshine Import & Export Co., Ltd.
- Address:No. 10th Zhongshan Road
- Tianjin Sun Metals Inc.
- Address:306, bldg 72, Ocean Paradise, Balizhuang Xili, Chaoyang Dist