TMSR Holding Co Ltd together with its subsidiaries focuses on the research, development, production, and sale of solid waste recycling systems. It operates in three segments: Hubei Shengrong and Shengrong WFOE segment which generates majority revenue engages in the sale of solid waste recycling and comprehensive utilization equipment and trading of processed industrial waste materials; Wuhan HOST segment consists of research, development, production, and sale of coating materials; and Rong Hai segment engages in coal wholesales and sale of coke, steel, construction materials, mechanical equipment, and steel scrap.