- Dewoco Building Hardware Industrial Ltd
- Main business:
- Caribbean RegionBermuda
- Tianjin Ping Yuan Hardware co.,ltd.
- Main business:
- Caribbean RegionBermuda
- Cixi Changhe Rubber and Metal Factory
- Main business:
- Caribbean RegionBermuda
- LiaoCheng HongYu Metals Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hangzhou Ao-kai Seal Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Guangzhou Bellow Seals Technology Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Ningbo Yinzhou Aute Seal Manufacturer
- Main business:
- Caribbean RegionBermuda
- Shanghai Kingpluse Industry Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Faithful Electronics & Instruments (Zhenjiang)
- Main business:
- Caribbean RegionBermuda
- yancheng haixu spring manufacture
- Main business:
- Caribbean RegionBermuda
- DONG GUANG WEN CAI Binding Equipment and machine Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- SHEN ZHEN COMRAY INDUSTRY CO., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shenzhen JieShunda Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Fuzhou Henp Spring Co,.Ltd
- Main business:
- Caribbean RegionBermuda
- Dongguan Kangfeng Metal Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Yueqing Lisheng Spring Com.,Ltd
- Main business:
- Caribbean RegionBermuda
- Xiamen Hongsheng Spring Co.,ltd
- Main business:
- Caribbean RegionBermuda
- Shanghai Jizhong Metal Material Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shenzhen Shi Ding Ding Technology Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yueqing boli spring co.,ltd
- Main business:
- Caribbean RegionBermuda