- Zhejiang Qiai Tubing Industry Co., Ltd.
- Main business:
- Zhongde (Beijing) Machinery Equipment Co., Ltd.
- Main business:
- Anhui Sunhose Rubber & Plastic Co., Ltd.
- Main business:
- Cixi Jinguan Pipe Factory
- Main business:
- Shijiazhuang Shentong Plastic Industry Co., Ltd.
- Main business:
- Zhejiang Universal Fenghe Plastic Industry Co., Ltd.
- Main business:
- Shanghai Chuya Industry Co., Ltd.
- Main business:
- Hebei Orient Rubber & Plastic Co., Ltd.
- Main business:
- Qingdao Hyrotech Rubber & Plastic Products Co., Ltd.
- Main business:
- Qingdao Eastop Plastic Tech Co., Ltd.
- Main business:
- Shanghai Yoko Industrial Corporation Ltd.
- Main business:
- Chengdu Le Zhifeng Pipe Co., Ltd.
- Main business:
- Dayu Conserving Water (Tianjin) Co., Ltd.
- Main business:
- TAIWAN MIST EQUIPMENT CO., LTD.
- Main business:
- Mianyang Prochema Commercial Co., Ltd.
- Main business:
- Guangzhou Hengge Products Co., Limited
- Main business:
- Zhejiang Taizhou Girui Plastic & Rubber Co., Ltd.
- Main business:
- Ningbo Everfly Hardware Co., Ltd.
- Main business:
- Guangdong Kangrun Import & Export Co., Ltd.
- Main business:
- Fenghua Saishun Plastic Electrical Appliance Co., Ltd.
- Main business: