Fujian Sanmu Chemical Industrial Co., Ltd., founded in the Chinese production base of nano calcium carbonate - Enping City, owns two production bases of nano calcium carbonate in Enping City and Luoding City respectively as well as one mineral resource base. As the only national key high-tech enterprise in the nano calcium carbonate industry, Sanmu Chemical ranks first in the production and sales of CCR, CC, SCC, BT-3, NA and CC-OT nano calcium carbonate products, which are widely applied in plastics, rubber, adhesives, and high polymeric compounds to improve the rigidity, toughness, d flexural strength of materials and surface smoothness of materials and to reduce the cost of production.