Company News
- Welding requirements for wind power flange2023-02-27
- Wind power flange coating requirements2023-02-23
- Haihao Group received a new forged flange order2023-02-21
- Delivery of flanged pipe sets for Singapore customers2023-02-17
- Knowledge of Swivel Ring Flange2023-02-15
- Custom tower flange order2023-02-13
- Celebrate the 40th anniversary of Haihao Group!2023-02-08
- Large wind power flange forgings2023-02-06
- Flange shipment ordered by Russian customers2023-01-12
- Why the wind power flange has high technical content2023-01-09
- Haihao Wind Power Flange Assists Kubuqi Base Project2023-01-04
- Looking back at 2022, gathering strength, looking forward to 2023, forge ahead !2022-12-31
- Dubai client repeat the JIS SO flange order after two years2022-12-22
- Material and inspection of tube sheet flange2022-12-01
- CNOOC’s oil fields in southern Iraq produce 300000 barrels a day2022-11-28
- 2022 China Marine Economy Expo opens in Shenzhen2022-11-24
- Haihao Group Brings Products to the 2022 China Marine Economy Expo2022-11-23
- Haihao Group got the certification of five classification societies2022-11-21
- Haihao Group was invited to attend the 2022 SSNAME Academic Conference2022-11-15
- tube sheet inspection2022-11-09