Hunan CIEZN TECHNOLOGY GROUP CO., LTD(hereafter referred as CIEZN Group) was founded in 1998 and is headquartered in Changsha, Hunan. For more than 20 years, adhering to the development concept of green innovation, it has focused on the R&D, design, application innovation, manufacturing and installation of prefabricated building aluminum alloy formwork, and has grown into a well-known large-scale diversified building formwork high-tech enterprise in China.