| Dongying Zhengyu Waterproof Materials Co., Ltd | 2011-03-10 | Flame Retardant Polyurethane Waterproof Membrane, Rubber Gold Mining Tube, Pre Laid Anti Adhesive Waterproofing Membrane | 10980K CNY | समर्थित नहीं |
| Shandong Wanhe Waterproof Materials Co., Ltd | 2019-07-01 | Flame Retardant Polyurethane Waterproof Membrane, Asphalt Waterproofing Membrane, Waterproof Coating | 10000K CNY | समर्थित नहीं |
| Weifang Rongjing Waterproof Engineering Co., Ltd | 2014-07-04 | Flame Retardant Polyurethane Waterproof Membrane, Non Curing Waterproof Coating, Pvc | 5800K CNY | समर्थित नहीं |
| Golden Umbrella Waterproof Materials Co., Ltd | 2020-04-03 | Flame Retardant Polyurethane Waterproof Membrane, Pvc Waterproofing Membrane, Tpo Waterproof Membrane | 60000K CNY | समर्थित नहीं |
| Shandong Laide Waterproof Materials Co., Ltd | 2022-07-15 | Flame Retardant Polyurethane Waterproof Membrane, Chlorinated Polyethylene Cpe Waterproofing Membrane, Sbs Modified Asphalt Waterproofing Membrane | 8000K CNY | समर्थित नहीं |
| Weifang Jinglong Waterproof Materials Co., Ltd | 2017-12-18 | Flame Retardant Polyurethane Waterproof Membrane, Root Resistant Puncture, Butyl Tape | 2000K CNY | समर्थित नहीं |
| Weifang Xuanbao Waterproof Materials Co., Ltd | 2016-08-23 | Flame Retardant Polyurethane Waterproof Membrane, Pvc Waterproofing Membrane, Polyethylene Propylene Polyester Waterproofing Membrane | 50500K CNY | समर्थित नहीं |
| Shandong Yinhe Waterproof Materials Co., Ltd | 2020-12-29 | Flame Retardant Polyurethane Waterproof Membrane, Tpo Waterproofing Membrane, Waterproof Board | 10000K CNY | समर्थित नहीं |
| Weifang Mingzhi Waterproof Materials Co., Ltd | 2016-10-13 | Flame Retardant Polyurethane Waterproof Membrane, Transparent Waterproof Adhesive, Spray Rapid Setting | 10000K CNY | समर्थित नहीं |
| Shandong Honggu Waterproof Materials Co., Ltd | 2020-12-31 | Flame Retardant Polyurethane Waterproof Membrane, Asphalt Waterproof Coating, Self Adhesive Waterproofing Membrane | 10000K CNY | समर्थित |