The company operates in three segments - Chemicals, Investments, and General Engineering Products - with the Chemicals segment being the main revenue generator. Oriental Carbon And Chemicals Ltd offers a range of products including Sulphuric acid, Oleum, and Diamond sulf. It primarily exports its products and is known globally for its expertise in producing Insoluble Sulphur. The company has developed high sulfur polymers that have superior properties and can be used for capturing and filtering mercury.