1, Jiangsu yihuan group co., ltd;
2. Jiangsu Peng Yi Group Co., Ltd.
3. Jiangsu Boda Group Co., Ltd;
4. Wuxi Environmental Protection Co., Ltd.;
5. Wuxi Fu Wei Lida Catalytic Purifier Co., Ltd;
6. Wuxi Jinyuan Environmental Protection Equipment Co., Ltd.;
7. Wuxi Oriental Environmental Engineering Research Institute Co., Ltd.;
8. Jiangsu Zhaosheng Water Industry Equipment Co., Ltd.;
9. Wuxi Baoxing Kitchen Equipment Co., Ltd.