Heilongjiang Longdi Co. Ltd,Harbin,
Jiangsu Hengli Chemical Fibre Co. Ltd,Wujiang,
Hyosung Chemical Fiber (Jiaxing) Co. Ltd,Jiaxing,
Shanghai Wenlong Chemical Fiber Co. Ltd,Shanghai,
Shaoxing Haifu Chemistry Fibre Co. Ltd,Shaoxing,
Sinopec Shanghai Petrochemical Company,Shanghai,
Wuxi Taiji Industry Co. Ltd,Wuxi,