We provide the best ideas for better buildings.Beijing Jiayu Door, Window and Curtain Wall Joint-Stock Co., Ltd, (as “Jiayu”, Stock Code: 300117) is a world leading provider of energy-saving door, window and curtain walling solution, founded in 1987 and honored as a listed company on Shenzhen Stock Exchange in September 2010. Jiayu enjoys the first-class capability in technology R&D, curtain wall design, high precision processing, installation and maintenance.