SPT Energy Group, Inc. is an investment holding company, which engages in the provision of oilfield services. It operates through the following segments: Drilling, Well Completion, Reservoir, and Other. The Drilling segment consists of drilling rig, workover rig, complex well workover and fishing, rotary geosteering technology, vertical drilling technology, horizontal drilling technology, side tracking technology, underbalanced drilling technology, fine managed pressure drilling technology, cementing, and drilling fluid services. The Well Completion segment comprises of comprehensive well completion tools, products and services to customers, including well completion project design, well completion tools service as well as stimulation and fracturing service. The Reservoir segment offers geology research and oil reservoir research, dynamic monitoring, oil testing, oil recovery technology, coiled tubing, and repair service of surface production devices. The company was founded by Guo Qiang Wang in 1993 and is headquartered in Hong Kong.