Jinan Luneng specializes in petroleum industry sensors, instruments and intelligent monitoring systems.

Yantai Hengtong focuses on R&D and manufacturing of petroleum drilling pumps and mud pumps.

Qingdao Marine specializes in offshore platform equipment manufacturing, exporting to Southeast Asia and the Middle East.

Shandong Shengli leverages Shengli Oilfield expertise to produce drilling, production and gathering equipment.