Warren Beijing R&D Centre

WARREN Windows & Doors, one of the top manufacturers in China, is a company specialized in research of modern multi-functional windows and doors, constantly improving the quality and aesthetics.


Warren products perform great energy efficiency with leading level in waterproofness, sound insulation, air tightness and great lighting and others. With ISO9001 international quality management system certification and ISO14001:2004 international environmental management system certification.

German Manufacturing Technology

The Warren factory is up to 35,000 square meters, and equips with premium German ELUMATEC windows and doors modern production line, which guarantees its quality products with advanced design. WARREN Windows & Doors, the advocacy of quality modern windows.