Hebei Haihao Group  was established in 1982, located in Mengcun County—the hometown of pipe fittings in China. We are the first and one of the biggest companies which can produce pipe fittings,flanges and steel pipes. Our Group owns subsidiaries, there are more than 600 employers, including 85 technologists. The Group covers 850,000 square meters and owns fixed assets RMB 300,000,000 . The output can be up to 40,000 tons and the annual turnover is RMB 190,000,000 .

Pre-Fabrication is very important department of Hebei Haihao Group, our group invest large capitals to attract Talents, develop technology, and purchase advanced equipments.

Our technical team will make Pre-Fabrication plan and CAD drawing to instruct the production.Our welding team are all approval and certificated welding workers with many year experience. The welding engineer will make WPS and PQR. The QC team will test all welding works and make report, such as RT testing report.Haihao are group which have large range of products, most components are made by ourselves, so we could control quality of very component.

Pre- Fabrication is different from regular goods, the package and delivery is different from regular. The shape is not standard. Our group has professional international package and delivery factory. In our factory, there are professional equipment and platform, which could process according to goods to suit sea shipment or joint sea-and-rail transportation.