- Haihao Group assisted the successful completion of the Ravilawi project in Indonesia2024-01-15
- Haihao Group’s rapid response to customer demand for pipeline products2024-01-12
- Classification introduction of steel plates2024-01-11
- Classification of pipe fitting hardness testing2024-01-10
- Introduction to the types of quenching media for heat treatment of pipe fittings2024-01-08
- Mastering heat treatment techniques – ensuring superior performance in piping components2024-01-05
- Haihao Group supports the Arctic LNG No. 2 project and supplies pipeline system supplies that meet ASME standards2024-01-02
- Key steps for steel pipe quality inspection to ensure excellent quality2023-12-29
- The important role of thread protectors in seamless steel pipes2023-12-28
- Haihao Group congratulates CNOOC’s offshore oil engineering on obtaining new FPSO patent2023-12-27
- Haihao Group positioned for historic FPSO project2023-12-26
- Haihao Group actively participates in global offshore pipeline projects, focusing on nigeria’s first FLNG project2023-12-25
- Haihao Group takes you to have an in-depth understanding of the hot-dip galvanizing process2023-12-22
- Discover the versatility of reducers in piping systems by Haihao Group2023-12-21
- Haihao Group celebrates success of wind power project in inner mongolia2023-12-20
- Haihao Group congratulates Qidong COSCO shipping offshore engineering on the completion of the new project2023-12-15
- Haihao Group congratulates China General Nuclear Power Xing’an League 3 million kilowatt wind power project on its successful commissioning2023-12-13
- Steel inventory in late november witnesses a decrease – Haihao Group keeps an eye on market dynamics2023-12-12
- Haihao Group applauds milestone achievement: China’s first cylindrical FPSO completes main construction2023-12-12
- Haihao Group brings you the latest updates non ferrous metal prices2023-12-08