| Dongying Zhengyu Waterproof Materials Co., Ltd | 2011-03-10 | Breathable Membrane, Leakage Repair Materials, Polypropylene Waterproof Cloth | 10980K CNY | Non supportato |
| Shandong Wanhe Waterproof Materials Co., Ltd | 2019-07-01 | Breathable Membrane, Asphalt Waterproofing Membrane, Waterproof Coating | 10000K CNY | Non supportato |
| Dongguan Puwei Waterproof Breathable Membrane Material Co., Ltd | 2010-07-23 | Breathable Membrane, Explosion-Proof Valve, Waterproof Sound Permeable Membrane | 5000K CNY | Non supportato |
| Dongguan Tepu You Environmental Protection New Materials Co., Ltd | 2012-07-26 | Breathable Membrane, Hot Melt Adhesive Film, Plastic Film | 5000K CNY | Non supportato |
| Shandong Puchuang Industrial Technology Co., Ltd | 2009-09-15 | Breathable Membrane, Stiffness Meter, Water-Based Pen Pressure Regulator | 5000K CNY | Non supportato |
| Shandong Weidong New Materials Co., Ltd | 2024-05-10 | Breathable Membrane, Tpo Waterproof Membrane, Waterproof Breathable Membrane | 3100K CNY | Non supportato |
| Dongguan Weiersi Technology Co., Ltd | 2019-07-22 | Breathable Membrane, Waterproof Acoustic Membrane, Waterproof And Breathable Mesh Membrane | 1000K CNY | Non supportato |
| Langfang Qijia Fireproof Materials Co., Ltd | 2024-12-12 | Breathable Membrane, Cotton Door Curtain, Rubber And Plastic | 1000K CNY | Non supportato |
| Hebei Ruide Energy saving Technology Co., Ltd | 2022-06-09 | Breathable Membrane, Foam Glass Plate, Foam Board | 10000K CNY | Non supportato |
| Changzhou Fangziyuan Medical Packaging Co., Ltd | 2015-12-24 | Breathable Membrane, Tube Bag, Sterilization Bag | 5000K CNY | Non supportato |