Jiangsu Rutong Petro-Machinery Co., Ltd, together with its subsidiaries, researches, develops, manufactures, and sells oil drilling and well workover and production equipment and tools in China and internationally. It offers wellhead automation equipment comprising hydraulic elevators, pneumatic, hydraulic slips, elevator/spider, power tongs, fill up and circulate tools, and pneumatic spider; automatic operation equipment for worker such as pipe discharge device, mechanized workover device, automatic cat way, and minor repair automatic operation device; suspension tools; holding tools, break-out and make up tools, rail transit products, and other products. The company was founded in 1958 and is headquartered in Nantong, China.