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2019-12-17 [News & Events] Sino-Russia Transnational Century Project Put Into Operation! “Made in Hengyang”Appears
2019-12-09 [News & Events] HYST Pioneered Effort of Localization “Made in HYST” Conquered Deep Water
2019-11-06 [News & Events] The First Running of HSQR Quick Connection Casing Achieved Success
2019-09-20 [News & Events] “Manufactured By HYST”Has Been Applied in the First Deep Water Self-operated Large Gas Field in Chin
2019-09-10 [News & Events] HYST Products will Enter Dubai World Exposition, 2020
2019-08-06 [News & Events] HYST Shows the World “China Strength” with High-end Steel Pipes
2019-07-10 [首頁] Environmental Management System Certificate
2019-05-30 [News & Events] “Manufactured by Hengsteel” Was Shining at International Construction Equipment Festival
2019-05-28 [News & Events] Three Projects of HYST has Won Hunan Metallurgical Science and Technology Award
2019-05-10 [News & Events] HYST Product Contributes to the First Hoisting of the Crane with the Largest Tonnage in the World
2019-05-10 [News & Events] HYST Product Topped the List of Sinopec Epec Quality evalsuation
2019-05-10 [News & Events] To Ensure National Energy Security, HYST Practice Responsibilities of State-owned Enterprise
2019-04-12 [News & Events] High-end Seamless Steel Pipe Produced by HYST “Appeared” on CCTV
2019-03-19 [News & Events] HYST Passed SGS Annual Surveillance Audit in ISO9001 and PED
2019-03-19 [News & Events] T95 HSM-2 Casing Passed CALⅣ Testing Assessment of ISO13679：2002
2019-02-22 [News & Events] Two Projects of HYST Won Scientific and Technological Advance Award of Hunan Province
2019-02-22 [News & Events] Boom Pipe of HYST Backs 800-ton Crawler Crane
2019-01-29 [News & Events] Top Ten News of HYST in 2018
2019-01-04 [Certificates] BV Certificate for 37Mn & 30CrMo & 34CrMo4
2019-01-04 [Download Area] Catalogue of OCTG/Line Pipe

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