Group members and affiliates ......
Hilong Group of Companies Russia Office
ALMANSOORI Hilong Petroleum Pipe Co., Ltd. (UAE)
Hilong Oil Pipe Co., Ltd. (Canada)
Hilong USA LLC
Hilong International Division
Hilong Oilfield Service Kazakhstan Branch
Hilong Oil Service & Engineering Ecuador CIA
Hilong Oil Service & Engineering Co., Ltd.
Shanghai Hilong Anti-corrosion Technology Engineering Co., Ltd.
Shanghai Hilong Anti-corrosion Technology Engineering Co., Ltd.
Hilong Oil Pipeline Special Paint Research & Testing Center
Panjin Liaohe Oil Field Pipe Tube-Cote Coating Co., Ltd.
Shanghai Hilong Shine New Material Co., Ltd.
Tangrong Tube-Cote (Shanxi) Oil Pipe Coating Co., Ltd.
Shandong Shengli Oilfiled Wuhua Tube-Cote Petroleum Pipe Coating Co., Ltd.
CNOOC Tube-Cote Pipe Tianjin Co., Ltd.
Xi’an Changing Tube-Cote Oil Pipe Coating Co., Ltd.
Shanghai Tube-Cote Petroleum Pipe Coating Co., Ltd.
Jiangsu TSC Coating Co., Ltd.
Hebei Zhongxin Precision Machinery Co., Ltd.
Shanghai Hilong Petroleum Tubular Goods Research Institute
Shanghai Hilong Tubular Goods Co., Ltd.
Nantong Hilong Steel Pipe Co., Ltd.
Shanxi Tangronghailong Drill Tools Co., Ltd.
Hilong Drill Pipe (Wuxi) Co., Ltd.
Jiangsu Hilong Drill Pipe Co., Ltd.
Shanghai Hilong Drill Pipe Co., Ltd.
Shanghai Hilong Drill Pipe Co., Ltd.
Cooperation unit.....
China National Petroleum Corporation
China Petroleum & Chemical Corporation
China National Offshore Oil Corporation
The Hilong Group of Companies is a group of holding enterprises specializing in businesses related to the oil and natural gas industries. Centered in Beijing and Shanghai, a number of its subsidiary specialized manufacturers have established production bases in Jiangsu, Tianjin, Shandong, Shanxi, Shaanxi, the Northeast, and Sichuan.
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