| Hebei Yinglai Fiberglass Co., Ltd | 2016-08-26 | Complete Sewage Treatment Equipment, Fiberglass Desulfurization Tower, Fiberglass Storage Tank | 10000K CNY | Supportato |
| Yancheng Jinze Water Supply Equipment Co., Ltd | 2013-07-02 | Complete Sewage Treatment Equipment, Integrated Prefabricated Pump Station, Variable Frequency Water Supply Equipment | 68000K CNY | Supportato |
| Weifang Xinhai Environmental Protection Technology Co., Ltd | 2020-03-09 | Complete Sewage Treatment Equipment, Integrated Water Purification Equipment, Integrated Sewage Treatment Equipment | 10000K CNY | Non supportato |
| Shandong Huamai Environmental Protection Equipment Engineering Co., Ltd | 2020-09-18 | Complete Sewage Treatment Equipment | 3000K CNY | Non supportato |
| Weifang Xiaoyu Environmental Protection Water Treatment Equipment Co., Ltd | 2013-04-22 | Complete Sewage Treatment Equipment, Sewage Treatment Equipment | 20000K CNY | Non supportato |
| Shandong Botel Environmental Engineering Co., Ltd | 2021-08-24 | Complete Sewage Treatment Equipment, Underground Integrated Sewage Treatment Equipment, Dissolved Air Flotation (Daf) Unit | 5000K CNY | Supportato |
| Shandong Yushai Water Treatment Equipment Co., Ltd | 2021-11-22 | Complete Sewage Treatment Equipment, Air Flotation Machine, Laboratory Sewage Treatment Equipment | 3000K CNY | Supportato |
| Shandong Jinnuotai Environmental Engineering Co., Ltd | 2015-10-19 | Complete Sewage Treatment Equipment, Dissolved Air Flotation (Daf) Unit, Air Flotation Machine Equipment Series | 20000K CNY | Supportato |
| Zhucheng Anfeng Environmental Protection Equipment Co., Ltd | 2014-02-21 | Complete Sewage Treatment Equipment, Large Integrated Water Purifier, Sedimentation Tank | 20000K CNY | Non supportato |
| Foshan Wopu Machinery Co., Ltd | 2017-09-26 | Complete Sewage Treatment Equipment, Storage Tank Equipment, Integrated Sewage Interception (Flow) Well | 200K EUR | Supportato |