Hong Bo Cao

Hilong Group of Companies Ltd. engages in the manufacture and sale of oilfield equipment. Its products include pipeline coatings, welding wires, fluxes, petroleum continuous pipes, gas filing stations, heat shrink sleeves, drilling equipment and accessories, and thread protectors. Its services include petroleum and natural gas development, anticorrosive treatment of pipes, and related technical services. The company was founded on January 14, 2005 and is headquartered in Shanghai, China.

Wuxi Seamless Oil Pipe Co. Ltd. manufactures steel pipes for the petroleum industry. The company offers hot rolling seamless steel tubes & pipes, including tubing & casing, drill pipe, line pipe, boiler tube, tube for conveyance of fluid and bearing. It also produces shoot gun pipes, drill pipes and pipelines in various specifications. Wuxi Seamless Oil Pipe was founded in 1999 and is headquartered in Wuxi City, China

Hilong Group of Companies Ltd. engages in the manufacture and sale of oilfield equipment. Its products include pipeline coatings, welding wires, fluxes, petroleum continuous pipes, gas filing stations, heat shrink sleeves, drilling equipment and accessories, and thread protectors. Its services include petroleum and natural gas development, anticorrosive treatment of pipes, and related technical services. The company was founded on January 14, 2005 and is headquartered in Shanghai, China.