As a manufacturer of Aluminium doors & Windows, Guangzhou Tongjie Windows and Doors Co.,LTD was establish since 2005, and therefor have wide experience in all the line we handle. Our factory is located in Guangzhou, and our products have been sold to all over the world, including Hong Kong, Ghana, Germany,Australia, France, Indonesia and other countries and regions. With high quality and good service, our aluminum windows, doors and related products have garnered many reputations and ...