Heilongjiang Haiguolong Oil & Petrochemical Co., Ltd. was established on December 20, 1993. Its business scope includes the wholesale of hazardous chemicals (no storage) (see "Hazardous Chemicals Business License", valid until May 12, 2023) ; Domestic trade (except for state-restricted and prohibited commodities), import and export trade; crude oil sales; petroleum processing, hotels (accommodation), oil product wholesale (with warehousing), cargo transportation (the above four items can only be operated by qualified branches ).