Welcome! We are delighted to have you visit us and explore our range of exceptional sealing solutions.

Our Production Process Involves:
Our PU foamed sealant strips are crafted from a superior blend of four materials: the exterior is protected by a polyethylene film, the interior is filled with high-quality polyurethane foam, supported by a robust skeleton made from PP and a thermoplastic elastomer composite. These strips are exceptionally durable and designed to fit both wooden and aluminum alloy doors and windows.
Explore Our Product Details:


Our customizable option: 6 meters conveniently rolled per small package













![]() |
![]() |
Qinghe Pangu Sealing Technology Co., Ltd. Situated in Qinghe County, Xingtai City, Hebei Province, we are a market leader in door, window, and curtain wall sealing strips. Our products are prevalent in system doors and windows, wooden doors, home wardrobes, sliding doors, and a variety of fireproof doors and windows.
We proudly offer comprehensive manufacturing capabilities, from the design and development of custom products to the production of high-grade sealing strips and equipment. Our processes include meticulous testing, validation, and rigorous quality inspections to ensure top-tier product excellence.
Certified Excellence: We have achieved international ISO9001 quality system certification, along with American AAMA, SGS, and Swiss ROHS certifications.
Guided by our principle of 'quality-oriented, striving for excellence, and technological innovation,' we are committed to crafting environmentally friendly and healthy product innovations.
We cater to our customers with multiple transportation options such as sea, air, and express delivery to meet your needs efficiently and promptly.

