Zhangjiagang Haiguo New Energy Equipment Manufacturing Co., Ltd., together with its subsidiaries, engages in the research, development, production, and sale of forgings in China and internationally. The company offers oil and gas equipment forgings, including casing heads and tees, tubing heads and hangers, Christmas tree components, and deep-sea equipment, as well as high/low pressure wellheads, combination and main valves, fracturing heads, drilling fours, and others; wind power equipment forgings, such as planetary gears and axis, sun gears, internal gear rings, large wheels, spline switches, and support shafts; mechanical equipment forgings comprising rolling mill rings and conical sleeves; and other forgings, which include pressure vessel and marine components. It is also involved in trade; and investment activities. The company was founded in 2001 and is headquartered in Zhangjiagang, China.