Code Chain New Continent Limited, together with its subsidiaries, engages in the research, development, and sale of solid waste recycling systems for the mining and industrial sectors in the People's Republic of China. It operates through three segments: Solid Waste Recycling Systems Business, Coal and Coke Wholesale Business, and Coating Materials Business. The company also produces and sells water-borne epoxy anti-rust paints, epoxy zinc rich primers, solvent-free epoxy bituminous anticorrosive paints, permeable epoxy polysiloxane anticorrosive and waterproof materials, and cold spraying zinc for surface anti-corrosion, waterproof, and decoration of concrete and steel components in ships, bridges, water conservancy and hydropower projects, wind power generation, mining machinery manufacturing, petroleum, petrochemical and metallurgy, port construction, light industry, locomotive and vehicle, and other fields. It also engages in the wholesale of coal; and sale of coke, steels, construction materials, mechanical equipment, and steel scrap. The company was formerly known as TMSR Holding Company Limited and changed its name to Code Chain New Continent Limited in May 2020. The company is based in Nantong, China.