Voestalpine AG – stylized as voestalpine – is an Austrian steel-based technology and capital goods group based in Linz, Austria. The company is active in steel, automotive, railway systems, profilform and tool steel industries. As of 2017, it is one of the few profitable steel companies in Europe.

Main Products: OCTG

Website: www.voestalpine.com

SJ Petroleum Machinery Co, a state owned enterprise under Sinopec Group. SJ is a Petroleum drilling and production equipment Manufacturer. 

Main Products: Drilling Rig, Work over Equipment, Cementing Equipment, Fracturing Equipment, Offshore Drilling & Production Equipment & High Pressure Fluid Control Products.

Website: www.sinopecgroup.com

Sinopec International Petroleum Service Co. Ltd. offers engineering services. The Company provides drilling, logging, cementing, and oilfields constructions services.

Main Products: Drilling Rental Rigs

Website: www.sipc.sinopec.com