ZHEJIANG HENGYI GROUP was established in 1994 when it replaced its precursor, which was founded in 1974. Headquartered in Xiaoshan Hangzhou, HENGYI GROUP has become a large private multinational enterprise specializing in the production of petrochemical and chemical fiber raw materials. Hengyi Petrochemicals Co., Ltd was listed in 2011. As the largest petrochemical producer dealing in PTA and PET, the enterprise ascends 'Top 500 Enterprises in China', 'Top 500 manufacturing companies in China', 'Top 500 private enterprises in China' and 'The Top 100 Corporations in Zhejiang' in consecutive years.Our company Hengyi has continuously extended to the upstream of the industrial chain along chemical fiber petrochemical refining, forming a vertically integrated industrial layout of “one drop of oil and two wires”. Hengyi is one of the largest manufacturers specialized in polyester yarn production, including POY, FDY, DTY, PSF, PET chips ,Nylon chips ,and so on.