• Notes on welding of stamping elbow2022-11-30
• 2022 China Marine Economy Expo opens in Shenzhen2022-11-24
• Haihao Group Brings Piping Products to the 2022 China Marine Economy Expo2022-11-23
• Precautions when purchasing elbows2022-11-22
• Haihao Group was invited to attend the 2022 SSNAME Academic Conference2022-11-15
• Paraguay’s client confirmed the CS&SS fittings order this month2022-11-08
• Delivery of elbows ordered by Shandong customers2022-11-04
• Shandong customers come to the factory for inspection2022-11-02
• Equal tee quality inspection for Russian customers2022-10-24
• Factory upgrading of Haihao Group2022-10-14
• Use of seamless steel pipe2022-10-08
• Classification of stainless steel pipe fittings2022-09-29
• Kuwait Client Arrange The Third-Party Inspect The Factory2022-09-22
• New energy layout brings new opportunities2022-09-19
• Haihao actively participates in overseas project cooperation2022-09-15
• Received the inquiry from the customer in Myanmar2022-09-06
• Haihao Group helps overseas projects2022-09-02
• Haihao attaches importance to each customer2022-08-30
• Successful docking of nuclear power projects2022-08-29
• Some basic requirements of nuclear power plant pipeline technology2022-08-26