From October 22-25, the 2021 China (Shenyang) International Foundry and Thermal Processing Exhibition has attracted a total of 139 exhibitors and 15,693 professional visitors during four days. In 2020, the total output of castings in Northeast China reaches about 5 million tons, and there are renowned international foundry companies such as FAW Foundry Company, Dalian Huarui Heavy Industry and Liaoning Fuan.