The company has a complete and effective quality management and quality assurance system, and has ISO9001, ISO14001, ISO45001, CE and other certifications. It has passed the RS, BV and other shipping company-level factory certifications, and has also obtained CE CPR, API2B and other European and American qualification certifications. It can produce welded steel pipes with the highest steel grades of Q500, S460, X70 and other grades according to national standards (GB/T 37636-2019 Welded steel pipes for offshore engineering piles), industry standards (SYT5040-2012 Welded steel pipes for piles), British standards EN10219 and American Society for Testing and Materials (ASTM) standards. The company has a complete JCO straight seam submerged arc welded steel pipe production line (brand: American Lincoln) that can produce a single length of up to 12 meters, 3 sets of coiled pipe production lines and special-shaped pipe production lines. The company's main products include various sizes of thick-walled straight seam submerged arc welded pipes, coiled pipes, square pipes, rectangular pipes, tapered pipes, polygonal pipes, etc., mainly thick-walled pipes. We can produce various specifications of steel pipes according to national standards GB9711, GB50250 series, international standards API SPEC 2B and EN10210, EN10219, EN10208, A671, A672, etc., with an annual comprehensive production capacity of 200,000 tons. Our products are widely used in offshore oil drilling platforms, coal slurry transportation, water transportation, ultra-high voltage transmission towers, petrochemical industry, high-rise building steel structure construction projects, large ocean terminal pile pipes and other fields.