- Ningbo Realkey Machinery Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dongguan Taishin Metal Products Factory
- Main business:
- Caribbean RegionBermuda
- Jiangsu Guotai International Group Huatai Import &
- Main business:
- Caribbean RegionBermuda
- Shishi City Xinyi Metal & Plastic Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jinan Winning Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shenzhen Jingbang Hardware Electronic Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dongguan Yongfei Hardware Product Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jiashan Ruide Imp & Exp Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dongguan Zhonggu Metal Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhuji Kingdom Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Yinzhou Sokun Import And Export Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Xiamen Tongchengjianhui Industry & Trade Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Gary Herd Import & Export Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Haiyan Brother United Fastener Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Haiyan Xincan Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- GSP(HK)CO.,LTD
- Main business:
- Caribbean RegionBermuda
- Foshan Nanhai Jinsha ZhongAn Xingfa Hardware Factory
- Main business:
- Caribbean RegionBermuda
- Qingxian County Yaoxin Precise Hardware Manufacturing Company Limited
- Main business:
- Caribbean RegionBermuda
- Shenzhen Rock Hardware Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yuyao Xiadiwei Hardware Co., Ltd.
- Main business:
- Caribbean RegionBermuda