Qingdao Kingway Construction Co., Ltd. is a comprehensive group company in the production and trade of building materials, located in Qingdao city. It is composed by three parties: one import and export corp., and two branch factories: 1.The branch factory of "AAC Panel and AAC Block" The factory covers 200,000 square metres, specializing in the research, manufacture and sale of Autoclaved Aerated Concrete (AAC or ALC) Panel and Block, they are the newest and best insulation mansory ...