Shifeng group has four sub-companies with corporate management mode which are Tianjinshi Shifeng Hydraulic Machinery Co.,Ltd , Tianjinshi Xinshifeng Hydraulic Machinery Co.,Ltd, Tianjin Aiborui Green Building Material Equipment Co.,Ltd and Tianjin Shifeng Machine Selling Co.,Ltd. Shifeng Group is a professional manufacturer and company of concrete block making machines, molds and production lines with integrating design, manufacture, sale and service. Now there are various of machines with independent intellectual property right. Our company implement strictly according to ISO9001 quality management system. The machines are sold all over China and exported to many countries, also, we gain reputation from these clients.