The registration address of hebei tentai pipeline manufacturing ltd. Is located in the puwa city park of the salt hill economic development district, with the registration authority of the salt hill county business and industry administration, with legal representatives, and includes the manufacture of pipes, plumbing and accessories, french exercise, valves, spare parts for power plants, slings, delivery of machinery and accessories; and the import and export of the enterprise's own products and technologies. (projects subject to legal approval may not operate without the approval of the relevant department)