Nuclear Industry Yantai Toncin Group Co., Ltd. has more than 2,000 employees and 600 million RMB in assets. The company specializes in the research and development, production and sales of solid-liquid separation equipment. Products are widely used in military industry, mining, metallurgy, chemical industry, power, food, pharmaceuticals, coal washing, environmental protection and other fields, accounting for 70% of the Chinese market, and products are exported to more than 30 countries and regions. At present, the company has built the world's most professional filter rubber production line, the domestic largest ceramic filter plate production line, the domestic widest special filter cloth production line and the filter control system professional production line, and the design and production of the largest single rubber belt filter and ceramics in China Filter, vertical automatic filter press. It has become the world's largest production and most complete filter manufacturer.