Harbin Sayyas Windows Stock Co., Ltd. was founded in 1998. As one of the enterprises to introduce German aluminum-clad wood windows with excellent performance into China, Sayyas put forward the concept of "aluminum-clad wood window", making it a new trend of the door window industry and recommended in national policies.Sayyas has established two production bases in Harbin and Nanjing. Introduced high-end equipment and advanced technologies from Germany, Italy, Austria, Switzerland and other countries, and selected precious raw materials from all over the world.Over the past 20 years, Sayyas has been adhering to the enterprise mission of Minimizing energy consumption and Sustainable better life.Constantly improving the performance of the whole window, but also make it more in line with the concept of modern home design, and innovate a new concept of "aluminum-clad wood air conditioning window”, to create energy-saving and artistic windows.