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Hilong's High-Grade Sulfur-Resistant Drill Pipe Project Selected for "Sci-Tech Innovation China" Leading Technology List

2024.07.12More

Hilong Signed a Crude Oil Pipeline Service Contract with a Total Contract Amount of about RMB 145.4 Million

2021.09.30 More
Hilong Won the Second Prize of Shanghai Key Product Quality Research Achievement Project Award

2021.09.28 More
Hilong Group's Robot Project passed SHEITC acceptance

2021.06.25 More
Hilong Marine Engineering Limited Successfully Completes Bangladesh Channel Deep Trenching Project

2021.06.25 More
Hilong Pipeline Engineering Signs Pipeline Anti-Corrosion Coating and Cement Counterweight Service Agreements worth RMB 221 Million

2021.04.28 More

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