Beijing BBMG Autoclaved Aerated Concrete CO., LTD is a high-tech enterprise integrated with production, research, development and manufacturing, the annual production of aerated concrete products reaches 550,000m3, and the annual output value is 135 million yuan. Beijing BBMG built in Fangshan District the aerated base with the production capacity of 600,000m3, the project was developed in two phases. The project of first phase is an aerated concrete block production line with annual output of 300,000m3, the project began in 2011. Then according to business planning and market, the second phase began construction in June 2013, the project is an aerated concrete production line with annual output of 300,000m3. The products include 200,000 blocks and 100,000m3 of plate products. The sand and industrial waste rock are main raw material, and we use the advanced domestic equipment of Jiangsu Teeyer Intelligent Equipment Corp., Ltd.