In the case of NCA and NCM cathode materials with high energy density advantages, in line with the future direction of power battery upgrade, Xiamen Tungsten Industry seized the opportunity in 2017, focusing on expanding the corresponding material production capacity, respectively expanding its Xiamen base by 10,000 tons, Sanming expansion 6000 tons, Ningde base designed 20,000 tons of cathode material capacity On March 30, Xiamen Tungsten Industry (600549) 2017 annual report showed that the company achieved revenue of 14.