- Nantong Shang Rong precision tools Co., Ltd.
- GlobalAsiaMain camp:
- Haoyu Spring Factory Zhuji Fengqiao
- GlobalAsiaMain camp:汽车弹簧,压缩弹簧,卡簧,异性簧,五金弹簧
- Dongguan Nongda Hardware Products Co. Ltd.
- GlobalAsiaMain camp:服装饰品配件,鞋饰配件,手饰配件,头饰配件,
- Dongguan Guangdong sharp increase industry Co., Ltd.
- GlobalAsiaMain camp:拉伸弹簧,压缩弹簧,扭转弹簧,精密弹簧,异形弹簧
- Hengdong spring Co. Ltd. Shanghai
- GlobalAsiaMain camp:压缩弹簧,拉力弹簧,扭簧,异形簧,