Laizhou Kingstone Co.,Ltd locate in the northern stone exported base of China is the member of all type committee of national building materials. We have our own quarry for basalt and a factory, quarry is in Heilongjiang province and factory is in Laizou, near Qingdao and Yantai ports. The factory set up in 1994, through more than 10 years hard work, it has developed a big scale cooperation which integrates mining concession stone products development and production, architecture decoration and ...