| Yixing Yilan Environmental Protection Equipment Co., Ltd | 2009-05-11 | Liftable Fine Bubble Diffuser, Mbbr Filler, Liquid Level Hollow Sphere | 5800K CNY | Supported |
| Jiangsu Nantai Environmental Protection Packing Co., Ltd | 2010-05-25 | Liftable Fine Bubble Diffuser, Defoamer High Shear Machine, Precision Filter | 10600K CNY | Supported |
| Linqu Haoyuan Environmental Protection Equipment Co., Ltd | 2005-12-19 | Liftable Fine Bubble Diffuser, Dissolved Air Precipitation Air Flotation Machine, Chamber Pressure Filter | 1000K CNY | Supported |
| Nanjing Lanjiang Water Treatment Equipment Co., Ltd | 2001-08-22 | Liftable Fine Bubble Diffuser, Automatic Water Surface Garbage Collector, Hyperbolic Mixer | 58000K CNY | Supported |
| Nanjing Huachao Environmental Protection Equipment Co., Ltd | 2023-01-17 | Liftable Fine Bubble Diffuser, Layered Aerator, Solar Aerator | 5000K CNY | Not Supported |
| Yixing Jingtaiyuan Environmental Protection Technology Co., Ltd | 2017-05-10 | Liftable Fine Bubble Diffuser, Rotary Mixing Aerator, Pall Ring | 1000K CNY | Supported |
| Yixing Jinneng Environmental Protection Equipment Co., Ltd | 1984-04-18 | Liftable Fine Bubble Diffuser, Environmentally Friendly Fillers, Municipal Tap Water Filter Head | 3000K CNY | Not Supported |
| Yixing Qingxi Environmental Protection Packing Co., Ltd | 1998-07-03 | Liftable Fine Bubble Diffuser, Mbbr Filler, Rotary Mixing Aerator | 12000K CNY | Not Supported |
| Gongyi Sifeng Water Purification Materials Co., Ltd | 2016-04-11 | Liftable Fine Bubble Diffuser, Abs Water Cap, Stainless Steel Water Cap | 2000K CNY | Not Supported |
| Gongyi Chaowei Water Purification Materials Co., Ltd | 2015-03-27 | Liftable Fine Bubble Diffuser, Filter Cap And Filter Head, Upgradable Aerator | 1000K CNY | Not Supported |