The registration address of deen pipeline ltd. Is located in lussi, the 205-nation neighbourhood of salt hill county. The registration authority is the salt hill county market supervisory authority, represented by song li jin. It operates in the production and sale of seamless steel pipes, welding pipes, screwdrivers, pipes; pipes, franks, manholes, cisterns; water-jet cooling devices, fire towers, fire-fighting spray cooling units, fire-jet ring tubes, tank-jet cycling tubes, pyroscopes and fittings; spare parts for machinery in power plants, steel factories, cement factories, chemical plants; oil, chemical, electrical plumbing parts and accessories; ceramic grinding pipes, ceramic grinding tubes; plumelines, plume pipes; plume tanks, pipes and fittings; and import and export operations for the above commodities. (a project subject to legal authorization may only be operated with the approval of the relevant department; a general project may be operated on its own by law)