Shangdong Huayan Metallurgy And Construction Material Co., Ltd. Established in 1966, our company is a member unit of China Refractory Material Association. Our company has been awarded various honorary titles by relevant administrations and authorities, such as "Local Backbone Enterprise" by Metallurgy Ministry of China, "Advanced Enterprise" by Provincial Administration of Metallurgy Industry, "Enterprise with Good Faith of Super Level", "Contract Abiding Enterprise on Provincial Level" and so on. In March, 2003, our company gained independent import...