Jiangsu Changyou Environmental Protection Technology
301557
Hefei conver Holding
603409
LIERDA
832149
4
SHENGNAN TECHNOLOGY
837006
5
CHK
831167
Nine Energy Service, Inc. is an oilfield services business, which engages in the provision of services integral to the completion of unconventional wells. It offers cementing services, completion tools, wireline services, and coiled tubing services. The company was founded on September 26, 2011 and is headquartered in Houston, TX.