| Dongying Zhengyu Waterproof Materials Co., Ltd | 2011-03-10 | Root Resistant Sbs Waterproofing, Subway Waterproofing Membrane, Real Estate Waterproofing Materials | 10980K CNY | ไม่รองรับ |
| Shandong Wanhe Waterproof Materials Co., Ltd | 2019-07-01 | Root Resistant Sbs Waterproofing, Asphalt Waterproofing Membrane, Waterproof Coating | 10000K CNY | ไม่รองรับ |
| Shouguang Shengjia Waterproof Technology Co., Ltd | 2022-05-17 | Root Resistant Sbs Waterproofing, Thermoplastic Polyolefin Tpo Waterproofing Membrane, Epdm Rubber Waterproofing Membrane | 2000K CNY | ไม่รองรับ |
| Shandong Yade Waterproof Materials Co., Ltd | 2018-06-07 | Root Resistant Sbs Waterproofing, Liquid Coiled Material, Super Elastic Rubber Asphalt Waterproof Paste | 50100K CNY | ไม่รองรับ |
| Shandong Daqian Waterproof Materials Co., Ltd | 2017-06-28 | Root Resistant Sbs Waterproofing, Tpo Waterproofing Membrane, Functional Materials | 12000K CNY | รองรับ |
| Shandong Kanghe Waterproof Materials Co., Ltd | 2021-12-29 | Root Resistant Sbs Waterproofing, Vapor Barrier Film, Pvc Waterproofing Membrane | 5000K CNY | ไม่รองรับ |
| Weifang Jinglong Waterproof Materials Co., Ltd | 2017-12-18 | Root Resistant Sbs Waterproofing, Polyethylene Polypropylene Waterproofing Membrane, Root Resistant Puncture | 2000K CNY | ไม่รองรับ |
| Weifang Zidun Waterproof Materials Co., Ltd | 2017-03-24 | Root Resistant Sbs Waterproofing, Hdpe Non Asphalt Waterproofing Membrane, Polyethylene Propylene Polyester Waterproofing Membrane | 10000K CNY | ไม่รองรับ |
| Weifang Mingxi Waterproof Materials Co., Ltd | 2024-11-05 | Root Resistant Sbs Waterproofing, Pvc Waterproof, Polyurethane Waterproofing Membrane | 3000K CNY | ไม่รองรับ |
| Weifang Mercury Waterproof Materials Co., Ltd | 2015-10-28 | Root Resistant Sbs Waterproofing, Liquid Roll Waterproof Coating, Metal Roof Waterproof And Anti-Corrosion Coating | 100960K CNY | ไม่รองรับ |