Lee & Man Chemical Company Limited manufactures and sells chemical products primarily in the People's Republic of China. The company operates through Chemical and Property segments; the Chemical segment produces caustic soda, chloromethane products including chloroform, dichloromethane and methyl chloride, fluorochemical products such as polytetrafluoroethylene, perfluorinated ethylene-propylene, hexafluoropropylene, fluosilicic acid, anhydrous hydrogen fluoride and hydrofluoric acid, hydrogen peroxide, liquified chlorine, polymers, styrene acrylic latex surface sizing agent, lithium-ion battery additives, thionyl chloride, liquid and solid polyaluminium chloride, sodium hypochlorite, hydroxide, and chlorinated polyvinyl chloride; the Property segment engages in property development, sales, rental and related services. Founded in 1976 and headquartered in North Point, Hong Kong, with production facilities in Changshu, Jiangsu province and Ruichang, Jiangxi province, the company serves markets in basic chemicals, food and water additives, paper additives and advanced materials. In 2024, the company renewed continuing connected transaction agreements with Lee & Man Paper group entities, including the 2024 Chemicals Purchase Agreement for supplying industrial chemical products, alongside steam and electricity supply pacts through 2026; additionally, in August 2025, it completed a land transfer from an affiliate Jiangsu Paper to its subsidiary Jiangsu Chemical, optimizing operational assets.