Since its establishment in 1994, Hongsheng Heavy Industry Group Co., Ltd. (abbreviation: Hongsheng Group) has been focusing on manufacturing special steel cast and forged components. Its main products include :high-quality die steel, heavy load gears, wind power spindle, motor shaft, high pressure boiler pipe blanks, roller, petroleum machinery drilling tools, barrel forgings, square and round and rectangle blanks, ring forgings and disk-shaped forgings. They are widely used in wind power, rail transportation, port machinery, mining machinery, petroleum equipment, automobiles, ships, power stations, metallurgy.Hongsheng Group has passed ISO 9001, ISO14001, OHSAS 18001, CNAS and 8 IACS approval (CCS,DNV GL,BV,LR,ABS,KR,NKK,RINA), as well as approval of PED and API.