Shanghai Mize Heavy Machinery Co., Ltd., the former Henan First Machinery Factory, founded in China machinery manufacturing capital in 1982, is a large joint-stock company specialized in manufacturing heavy mining machinery and civilian machinery; it has six production bases with an area of 240,000 square meters, more than 2000 existing employees, 160,000 square meters standardized heavy industrial plant, and about 500 sets of big and medium sized processing, riveting, welding and assembly equipment.