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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 Oil Service successfully signs the first drilling turnkey contract in Iraq

2022.03.01 More
Hilong Petroleum Product Technology Services（Shanghai）CO .,Ltd. shortlisted for Shanghai Science and Technology Little Giant Project

2022.02.11 More
Hilong researcher awarded Zhangjiang National Innovation Demonstration Zone Outstanding Innovative and Entrepreneurial Talent

2022.01.07 More
Hilong Oil Service successfully passes first supervision and audit after obtaining API Spec Q2 certificate for drilling and workover

2021.12.16 More
Hilong Signs High-performance Drill Pipe Supply Contract Valued at Approximately US$69 Million

2021.10.14 More

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