
ONETOP STEEL is a professional steel pipe manufacturer and global exporter based in China, delivering reliable steel solutions to clients worldwide.
With an annual turnover of over USD 100 million, a skilled workforce of 100+ professionals, and two modern manufacturing facilities specializing in Seamless (SMLS) and LSAW steel pipes, we offer stable production capacity and consistent product quality.
To meet diverse project requirements, we have also invested in advanced production lines for ERW, SSAW, and stainless steel products, enabling one-stop supply for multiple industries.
$100 million
Annual turnover
100+
Professionals
4+
Modern manufacturing facilities

We continuously pursue innovation, advanced manufacturing technologies, and strict quality control to maintain outstanding product performance and industry competitiveness.
We uphold a noble working style, acting as a trustworthy and responsible partner. Integrity, professionalism, and long-term cooperation are at the heart of everything we do.
Backed by an experienced and dedicated team, exceptional customer service, and uncompromising product quality, we strive to exceed customer expectations worldwide.
Guided by our core principle of "OUTSTANDING PRODUCT QUALITY, NOBILITY WORKING STYLE, EXCELLENT TEAMWORK", we are confident in our ability to offer customers high - quality products at highly competitive prices.


Perfect quality control process and strict & professional quality controlteam provide 100% quality assurance

24h/day and 7 day/weekly online service is available. All emails,faxeswill be replied within 8 working hours

Strong cooperation network with raw material mills contribute to acompetitive price than market

24h/day and 7day/weekly online service is available. All emails,faxeswill be replied within 8 working hours

30+ years experience in high quality steel pipe and pipe fittingsdesigning,manufacturing.stocking and exporting

Perfect quality control process and strict & professional quality controlteam provide 100% quality assurance