The Siam Cement Public Company Limited, together with its subsidiaries, operates in the cement and building materials, chemicals, and packaging businesses in Thailand and internationally. The company operates through Cement-Building Materials Business, Chemicals Business, Packaging Business, and Others segments. The Cement-Building Materials Business segment manufactures and distributes grey cement, ready-mixed concrete, white cement, dry mortar, refractory products, fiberglass insulation, lightweight concrete, roof tiles, ceiling and wall boards, wood substitutes, concrete paving blocks, ceramic tiles, and sanitary wares and fittings. This segment also distributes cement and building and decorative products for home and residence through omni channel; disposal of industrial waste; and offers logistics, delivery, and import and export services. The Chemicals Business segment manufactures and sells olefins, polyolefins, and vinyl and other chemical products. The Packaging Business segment provides fiber, packaging paper, consumer and performance, medical supplies and labware, and polymer packaging products; foodservice products; and pulp and paper products comprising primarily printing and writing paper and pulp; and recovered paper and plastic. The Others segment invests primarily in agricultural machines, automotive parts and components, steel, clean energy business, and pertinent technologies, as well as automation system integration business and other services. The Siam Cement Public Company Limited was founded in 1913 and is headquartered in Bangkok, Thailand.