| Dongying Zhengyu Waterproof Materials Co., Ltd | 2011-03-10 | Rubber Waterproofing Membrane, Rubber Gold Mining Tube, Pre Laid Anti Adhesive Waterproofing Membrane | 10980K CNY | غير مدعوم |
| Shandong Wanhe Waterproof Materials Co., Ltd | 2019-07-01 | Rubber Waterproofing Membrane, Asphalt Waterproofing Membrane, Waterproof Coating | 10000K CNY | غير مدعوم |
| Golden Umbrella Waterproof Materials Co., Ltd | 2020-04-03 | Rubber Waterproofing Membrane, Non Asphalt Waterproofing Membrane, Reactive Adhesive Polymer Wet Laid Roll Material | 60000K CNY | غير مدعوم |
| Shandong Golden Umbrella Waterproof Material Co., Ltd | 2017-04-07 | Rubber Waterproofing Membrane, Polyolefin Tpo Waterproofing Membrane, Root Puncture Resistant Waterproofing Membrane | 86000K CNY | غير مدعوم |
| Weifang Zidun Waterproof Materials Co., Ltd | 2017-03-24 | Rubber Waterproofing Membrane, Hdpe Non Asphalt Waterproofing Membrane, Polyvinyl Chloride (Pvc) Waterproofing Membrane | 10000K CNY | غير مدعوم |
| Weifang Feihong Waterproof Materials Co., Ltd | 2019-09-11 | Rubber Waterproofing Membrane, Polyvinyl Chloride (Pvc) Waterproofing Membrane, Self Adhesive Wet Paving | 100K CNY | غير مدعوم |
| Shandong Daqian Waterproof Materials Co., Ltd | 2017-06-28 | Rubber Waterproofing Membrane, Tpo Fusion Tile, Sbs Waterproofing Membrane | 12000K CNY | مدعوم |
| Weifang Mingxi Waterproof Materials Co., Ltd | 2024-11-05 | Rubber Waterproofing Membrane, Pvc Waterproof, Hdpe Non Asphalt Self-Adhesive Membrane Waterproofing Roll | 3000K CNY | غير مدعوم |
| Langfang Ouyate Anti corrosion Materials Co., Ltd | 2018-05-17 | Rubber Waterproofing Membrane, Color Steel Refurbished Paint, Rust Fixing Agent | 5000K CNY | غير مدعوم |
| Shandong Dongfang Jiuding Waterproof Materials Co., Ltd | 2018-05-15 | Rubber Waterproofing Membrane, Polyethylene Polypropylene Waterproofing Membrane, Self Adhesive Waterproofing Membrane | 5000K CNY | غير مدعوم |