gongyi hengchang metallurgy building material equipments plant is a professional manufacturer of complete set mineral beneficiation equipments, briquette equipments, coal preparation equipments, ball press equipments, products widely used in mineral processing, metallurgy, building materials, chemicals, electricity, petroleum, coal, transportation, fertilizer , gas industry etc. in the last two decades, we always persist on the philosophy of "scientific and technological innovation, quality first, users first", and cooperated with a number of research institutes to form collaborative units, like anshan iron and steel research institute, nanning of guangxi nonferrous metals design and research institute, henan polytechnic university, invite and employ many senior engineers specialized in different fields to the factory for technical designing and supporting.