Leading China Suppliers: SAYYAS Factory with 412 Patents and International Certifications in Wood Windows

SAYYAS has applied for nearly 412 national patents to date, holding 27 invention patents, making it a leading wood window enterprise in China for the number of patent applications and invention patent grants. Several products have been certified by the German Passive House Institute and hold multiple international certifications, including Canada's CSA, North America's Energy Star, and the United States' NAMI.

Over the years, SAYYAS has continuously conquered core and key component technologies, participating in drafting multiple Chinese industry standards. Not only mastering core technologies like wood processing, seamless welding and coating of aluminum profiles, integration of diamond mesh window screens and corner welding of sealing strips, but also innovating in ventilation and drainage, noise reduction, theft prevention, wind resistance, and fireproofing techniques.