Jiangsu Golden Gate Energy & Equipment Co., Ltd. founded in December 1992, is now located in the southern suburb of Nanjing, which is the second largest city in East China, the “ancient capital of Six Dynasties”. The company is 800 meters away from the entrance of Nanjing Hangzhou Expressway, close to Nanjing Lukou International Airport and Nanjing South High-speed Railway Station, and 40 kilometers away from the port of Nanjing Binjiang Development Zone.The superior geographic position offers extremely convenient transportation by air, by water and on road.

Jiuzhou Metal Products (Shandong) Co., Ltd. ("Jiuzhou Metal" for short) is a subsidiary of Jiuzhou Metal Group, committed to delivering top-notch, tailored steel and metal solutions to customers worldwide.

GOWIN B&C GROUP possess several subsidiaries, qualified suppliers cover ball valves, gate valves, globe valves, check valves, butterfly valves, plug valves, needle valves and actuators, components, etc.

OVIKO GROUP is one of the leading China Ball Valve manufacturers,Floating Ball Valve,Trunnion Ball Valve,Fully Welded Ball Valve,Top Entry Ball Valve,Metal Seat Ball Valve,etc,from our factory.

Anqing Great Wall range of products include Stainless Steel Coupling, Grooved Coupling, Universal Coupling, Flange Adaptor, Dismantling Joint, Repair Clamps, Ductile Iron Pipe Fittings Series and etc.

Hebei Ouhao Pipeline Equipment Co., Ltd.(Hebei Ouhao)specializes in the manufacture of flanges,butt weld pipe fittings in standard as well as special parts and forgings according to customer drawings.

Jinglei is a leading manufacturer of explosion bonded clad steel plate in China. Annual production 120,000 tons for clad plates, 30,000 tons for pressure vessels, 60,000 tons for clad pipes.

Winway Valves’ product line manufactured to the highest quality standards, all of our facilities are recognized with API 6D, API 607, API 624, ISO 15848-1, ISO 9001,etc .

Helon has passed ISO9001,ISO14001,and other management system certification. The produced can fully meet the safety and application needs in fields such as petroleum, petrochemical, chemical industry, etc.

Wanda oil and cable company is owned by Wanda cable co., LTD， is a specialized company for research, development, manufacture and technical service of submersible pump cables, is the largest submersible cable and oil well special cable manufacturing company with leading technology and technology in China.

Hebei Haitian pipe fittings Co., Ltd. is a professional pipe fittings manufacturer, located in dongzhaohe Industrial Zone, Mengcun Hui Autonomous County, Cangzhou City, Hebei Province, covering an area of 40000 square meters.The company was registered and established on July 12, 2005.