| Shandong Wanhe Waterproof Materials Co., Ltd | 2019-07-01 | Polyethylene Waterproof Film, Asphalt Waterproofing Membrane, Waterproof Auxiliary Materials And Accessories | 10000K CNY | Non supportato |
| Shandong Dongfang Jiuding Waterproof Materials Co., Ltd | 2018-05-15 | Polyethylene Waterproof Film, Polyethylene Polypropylene Waterproofing Membrane, Thermoplastic Polyolefin Tpo Coil | 5000K CNY | Non supportato |
| Shandong Daqian Waterproof Materials Co., Ltd | 2017-06-28 | Polyethylene Waterproof Film, Tpo Fusion Tile, Sbs Waterproofing Membrane | 12000K CNY | Supportato |
| Shandong Kanghe Waterproof Materials Co., Ltd | 2021-12-29 | Polyethylene Waterproof Film, Strong Cross Membrane Wet Laid Waterproofing Membrane, Js Waterproof Coating | 5000K CNY | Non supportato |
| Shandong Hengjiutong Waterproof Materials Co., Ltd | 2023-05-22 | Polyethylene Waterproof Film, Self Adhesive Series Waterproofing Membrane, Polyvinyl Chloride (Pvc) Waterproofing Membrane | 20000K CNY | Non supportato |
| Shandong Weidong New Materials Co., Ltd | 2024-05-10 | Polyethylene Waterproof Film, Tpo Waterproof Membrane, Composite Moisture-Proof And Vapor Barrier Film | 3100K CNY | Non supportato |
| Shandong Yaorong Waterproof Technology Co., Ltd | 2019-05-20 | Polyethylene Waterproof Film, Self Adhesive Waterproofing Membrane, Tpo Waterproofing Membrane | 3000K CNY | Non supportato |
| Shandong Laide Waterproof Materials Co., Ltd | 2022-07-15 | Polyethylene Waterproof Film, Self Adhesive Waterproofing Membrane, Polyurethane Waterproof Coating | 8000K CNY | Non supportato |
| Weifang Hongchi Waterproof Materials Co., Ltd | 2020-07-17 | Polyethylene Waterproof Film, Polymer Waterproof Coating, Fire Baked Waterproofing Membrane | 10000K CNY | Supportato |
| Weifang Jinglong Waterproof Materials Co., Ltd | 2017-12-18 | Polyethylene Waterproof Film, Polyvinyl Chloride Pvc Self-Adhesive Waterproofing Membrane, Polyethylene Polypropylene Waterproofing Membrane | 2000K CNY | Non supportato |