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News

Twelve Years of Partnership, A New Chapter of Mutual Success | Hilong Group and China Petroleum Pipeline Engineering Sign a New Strategic Cooperation Framework Agreement

2026.08.11More

【Texas Internal Pipe Coating LLC】<br/>Hilong Achieves Major Breakthrough in Large-Diameter Line Pipe Internal Coatings

2014.11.17 More
Hilong Achieves Major Breakthrough in Large-Diameter Line Pipe Internal Coatings

2014.11.17 More
【Shenglong Oil and Gas Pipeline Inspection Technology Co.,Ltd.】<br/>Hilong Successfully Completes Shanghai CNOOC’s First Offshore Pipeline Ultrasonic Internal Inspection

2014.11.15 More
Hilong Successfully Completes Shanghai CNOOC’s First Offshore Pipeline Ultrasonic Internal Inspection

2014.11.15 More
Hilong Signs Strategic Cooperation Framework Agreement with China Petroleum Pipeline Bureau

2014.11.06 More

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