PT Styrindo Mono Indonesia
Memproduksi monomer stirena, bahan baku industri hilir PS (Polystyrene), EPS (Expanded Polystyrene), SAN (Styrene Acrylonitrile), ABS (Acrylonitrile Butadiene Styrene), SBR (Styrene Butadiene Rubber), SBL (Styrene Butadiene Latex)