| Shanghai Quancheng Pump Valve Manufacturing Co., Ltd | 2005-10-27 | Variable Frequency Water Supply System, Wlt Cooling Tower Dedicated Pump, Td Pipeline Circulating Pump | 10800K CNY | 미지원 |
| Shandong Granfu Intelligent Equipment Co., Ltd | 2019-05-30 | Variable Frequency Water Supply System, Vacuum Pressure Tank, Autoclave | 3000K CNY | 지원 |
| Beijing Haida Zhongyuan Hydropower Equipment Engineering Co., Ltd | 2011-01-21 | Variable Frequency Water Supply System, Elevated Water Tank, Stainless Steel Water Tank | 2000K CNY | 미지원 |
| Foshan Wopu Machinery Co., Ltd | 2017-09-26 | Variable Frequency Water Supply System, Storage Tank Equipment, Integrated Sewage Interception (Flow) Well | 200K EUR | 지원 |
| Jindelung (Tianjin) Water Supply Equipment Sales Co., Ltd | 2018-09-29 | Variable Frequency Water Supply System, Sewage Pump, Fire Stabilizing Equipment | 5000K CNY | 지원 |
| Shanghai Yanghe Pump Industry Co., Ltd | 2021-03-24 | Variable Frequency Water Supply System, Wq Submersible Sewage Pump Series, Xbd Fire Pump Series | 1000K CNY | 미지원 |
| Shandong Pengda Pump Industry Co., Ltd | 2016-05-04 | Variable Frequency Water Supply System, Mobile Flood Control Pump Truck, Heat Conducting Oil Pump | 3000K CNY | 미지원 |
| Shandong Xinhong Fluid Equipment Co., Ltd | 2020-12-25 | Variable Frequency Water Supply System, Constant Pressure Water Replenishment Device, Purified Water | 10000K CNY | 지원 |
| Shandong Zhihong Water Supply Installation Co., Ltd | 2021-06-08 | Variable Frequency Water Supply System, Box Type Integrated Water Supply Equipment, Prefabricated Pump Station | 8070K CNY | 지원 |
| Shijiazhuang Yingdu Environmental Protection Equipment Co., Ltd | 2011-05-17 | Variable Frequency Water Supply System, Online Scale Suction Device, Cooling And Sewage Tank | 500K CNY | 지원 |