C&J Energy Services, Inc.(NYSE:CJ) dropped from S&P 600 Oil & Gas Equipment & Services (Sub Ind)

C&J Energy Services, Inc. is a completion and production services company, which provides well construction, well completions and well services to the oil and gas industry. The Company operates through three segments: Completion Services, Well Support Services and Other Services. The Company also manufactures, repairs and refurbishes equipment used in the oilfield services industry. It operates in various North American onshore basins. Its Completion Services segment includes the hydraulic fracturing services, cased-hole wireline services, coiled tubing services and other well stimulation services. Its Well Support Services segment includes services, including rig services, fluid management services and other special well site services. Other services segment includes directional drilling services, equipment manufacturing and repair, specialty chemicals sales, research and technology, and the Middle East operations, as well as cementing services.