| Dezhou Zhengyu Geotechnical Materials Co., Ltd | 2010-03-25 | Bentonite Waterproof Blanket, Hubei Pe Film, U-Shaped Steel Wire Nail | 54000K CNY | Not Supported |
| Shandong Lingxiang New Materials Co., Ltd | 2011-08-23 | Bentonite Waterproof Blanket, Geomembrane, Composite Geomembrane | 47050K CNY | Supported |
| Shandong Tailide Engineering Materials Co., Ltd | 2019-07-09 | Bentonite Waterproof Blanket, Plastic Blind Drain, Waterproof Drainage Board | 5000K CNY | Not Supported |
| Feicheng Huabo New Materials Co., Ltd | 2018-05-29 | Bentonite Waterproof Blanket, Capillary Drainage Plate, Coconut Silk Blanket | 60000K CNY | Not Supported |
| Shandong Tengyue Engineering Materials Co., Ltd | 2022-03-16 | Bentonite Waterproof Blanket, Mining Geogrid, Siphon Drainage Board | 51880K CNY | Not Supported |
| Shandong Xinyin New Year Materials Co., Ltd | 2022-03-02 | Bentonite Waterproof Blanket, Steel Plastic Geogrid, Geomembrane | 10000K CNY | Not Supported |
| Tai'an Changyuan New Materials Co., Ltd | 2021-06-28 | Bentonite Waterproof Blanket, Plastic Blind Drain, Coconut Silk Blanket | 1000K CNY | Not Supported |
| Shandong Yuefeng Engineering Materials Co., Ltd | 2021-02-03 | Bentonite Waterproof Blanket, Double-Wall Corrugated Pipe, Ecological Bag | 20000K CNY | Supported |
| Shandong Huanrun Engineering Materials Co., Ltd | 2015-12-29 | Bentonite Waterproof Blanket, Steel-Plastic Composite Geogrid , Plastic Blind Drain | 58000K CNY | Supported |
| Shandong Hongshun Engineering Materials Co., Ltd | 2022-03-18 | Bentonite Waterproof Blanket, Geomembrane, Drainage Board | 5000K CNY | Not Supported |