Founded in 2002, Ningxia Dadi Circular Development Corp. Ltd. is located at Shizuishan Eco-Economic Zone, 60km northward of Yinchuan city, Ningxia Hui Autonomous Region, China. The advantages of local resources are obvious in terms of coal, electricity, limestone, carbon products and so on. The corp. covers an area of 1318 acres, possesses 4200 employee, and owns a total assets of RMB 7 billion. The corp. Lists on the Top 500 chemical enterprises in China’s and Top 100 enterprises of Ningxia.