Manufacturer · China

DONGYING RUIFENG PETROLEUM TECHNICAL DEVELOPMENT CO

China, Room 609, Office Building, Huayu Digital Intelligence Industrial Park, No. 36, Liaohe Road, Development Zone, Dongying City…

Documents in the EAEU register

7307 99Tube or pipe fittings, of iron or steel (excl. cast iron or stainless steel products; flanges; threaded elbows, bends and sleeves; butt welding fittings)10 documents
7304 29Casing and tubing, seamless, of iron or steel, of a kind used in drilling for oil or gas (excl. products of cast iron)8 documents
8481 30Check "non-return" valves for pipes, boiler shells, tanks, vats or the like4 documents
7304 24Casing and tubing, seamless, of a kind used for drilling for oil or gas, of stainless steel3 documents
8431 43Parts for boring or sinking machinery of subheading 8430.41 or 8430.49, n.e.s.2 documents
8481 40Safety or relief valves2 documents
8481 80Appliances for pipes, boiler shells, tanks, vats or the like (excl. pressure-reducing valves, valves for the control of pneumatic power transmission, check "non-return" valves and safety or relief valves)2 documents
7326 90Articles of iron or steel, n.e.s. (excl. cast articles or articles of iron or steel wire)1 document
7507 12Tubes and pipes of nickel alloys1 document
8421 29Machinery and apparatus for filtering or purifying liquids (excl. such machinery and apparatus for water and other beverages, oil or petrol-filters for internal combustion engines and artificial kidneys)1 document
8479 89Machines and mechanical appliances, n.e.s.1 document

This may be the same company recorded differently, or a subsidiary. The register does not tell them apart.

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