| Dongying Zhengyu Waterproof Materials Co., Ltd | 2011-03-10 | Polyethylene Polyester Waterproofing Membrane, Leak Proof Roll Material, Real Estate Waterproofing Materials | 10980K CNY | Not Supported |
| Shandong Daqian Waterproof Materials Co., Ltd | 2017-06-28 | Polyethylene Polyester Waterproofing Membrane, Tpo Fusion Tile, Sbs Waterproofing Membrane | 12000K CNY | Supported |
| Weifang Hongchi Waterproof Materials Co., Ltd | 2020-07-17 | Polyethylene Polyester Waterproofing Membrane, App Waterproofing Membrane, Fire Baked Waterproofing Membrane | 10000K CNY | Supported |
| Shouguang Shengjia Waterproof Technology Co., Ltd | 2022-05-17 | Polyethylene Polyester Waterproofing Membrane, Polyethylene Polypropylene Polyester Waterproofing Membrane, Sbs Modified Asphalt Waterproofing Membrane | 2000K CNY | Not Supported |
| Weifang Zidun Waterproof Materials Co., Ltd | 2017-03-24 | Polyethylene Polyester Waterproofing Membrane, Non Curing Waterproof Coating, Polyethylene Propylene Polyester Waterproofing Membrane | 10000K CNY | Not Supported |
| Shandong Yaorong Waterproof Technology Co., Ltd | 2019-05-20 | Polyethylene Polyester Waterproofing Membrane, Self Adhesive Waterproofing Membrane, Non Asphalt Based Polymer Self-Adhesive Membrane Waterproofing Roll | 3000K CNY | Not Supported |
| Weifang Mingxi Waterproof Materials Co., Ltd | 2024-11-05 | Polyethylene Polyester Waterproofing Membrane, Hdpe Non Asphalt Self-Adhesive Membrane Waterproofing Roll, Polyurea Waterproof Coating | 3000K CNY | Not Supported |
| Weifang Feihong Waterproof Materials Co., Ltd | 2019-09-11 | Polyethylene Polyester Waterproofing Membrane, Tpo Thermoplastic Polyolefin Polymer Waterproofing Membrane, Self Adhesive Wet Paving | 100K CNY | Not Supported |
| Shandong Dongfang Jiuding Waterproof Materials Co., Ltd | 2018-05-15 | Polyethylene Polyester Waterproofing Membrane, Polyethylene Polypropylene Waterproofing Membrane, Self Adhesive Waterproofing Membrane | 5000K CNY | Not Supported |
| Jinniu District Xiangshu Building Materials Business Department | 2021-08-05 | Polyethylene Polyester Waterproofing Membrane, Fiberglass Products, Fiberglass Products | - | Not Supported |