- Yongkang Marsco Industrial Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Zhongjiang Petroleum Pipes & Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Haiyan Huacheng Fastener Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shenzhen Koster Metal Products Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- Guangzhou Shangrui Trade Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Zhejiang Zeen Fasteners Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Haiyan Guangda Hardware Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shenzhen Hong Yi Jin Metal Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Hongyu Metal
- Main business:
- Caribbean RegionBermuda
- hardware
- Main business:
- Caribbean RegionBermuda
- NINGBO YINZHOU GLOBAL IMP.& EXP.CO.,LTD
- Main business:
- Caribbean RegionBermuda
- JINGJIANG KAIDI RIVETS PRODUCING CO., LTD.
- Main business:
- Caribbean RegionBermuda
- NanKing MingTee Hardware Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Tek Electronic Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhuji Feida Yueyang Environmental Science & Technology Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tenghua Railway Material and Fitting Factory of Xingtai
- Main business:
- Caribbean RegionBermuda
- Mastech Engineering Co Ltd
- Main business:
- Caribbean RegionBermuda
- Wenzhou Howls Foreign Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- SINOBEST Hardware Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- J. H. Y Group
- Main business:
- Caribbean RegionBermuda