- Litian Fasteners Co.,Ltd.
- USA,Peru,Chile,Argentina
China(Mainland)
- Joinunion International Holding Corporation Limited
- around the world
China(Mainland)
- Shandong DS machinery co.,ltd
- Asia Europe Africa America Australia
China(Mainland)
- Dongguan GooDa Machinery Manufacturing Co.,Ltd.
- around the world
China(Mainland)
- Injection Moulding Co., Ltd
- Global market
China(Mainland)
- Macroway Company
- Asian,worldwide
China(Mainland)
- Handan Zhengxin Good Fastener Manufacture
- China, Asia, Noth America, Europe, Middle East
China(Mainland)
- Shenzhen Fuwei Wang Hardware Manufacturing Co., Ltd，
- Europe China America
China(Mainland)
- Taiyuan Simis Bucket Teeth branch Co.,Ltd.
- Europen, American, Middle East, worldwide
China(Mainland)
- Hebei Parson Building Materials Trade Co.,LTD
- Middle East, Europe and United States
China(Mainland)
- Dongguan Shouchuang Hardware Electronics Co.,Ltd
- USA,Malaysia,so on.
China(Mainland)
- Dongguan ESSN Hardware Products Co., Ltd.
- Europe， the Noth America
China(Mainland)
- BEIJING METALCOINDUSTRY CO.,LTD
- Asia,Middle East,Africa
China(Mainland)
- JINTAIHUA PRECISION MOLDS CO.,LTD
- North America | Europe | Oceania | South America | Africa
China(Mainland)
- Cangzhou Strong Machinery Manufacturing Co.,Ltd
- Europe and usa
China(Mainland)
- Jieyang Hongyunlai Machinery factory
- Middle East,European Countries,Southeast Asian Countries
China(Mainland)
- Engin Plumbing
- AMERICAN CANADA
China(Mainland)
- Shandong Kaitai Industrial Technologies Co., Ltd.
- worldwide countries
China(Mainland)
- China Goole Valve Co.,Ltd
- Worldwide,Asia,Afica
China(Mainland)
- Wenzhou Ruitong Valve Co., Ltd.
- oil fileds, chemical industry, power station, coal mine
China(Mainland)