... Dupot (China Shanghai) Chemical Fiber Co.,Ltd.;Nisshoku Chemical Industry (Zhangjiagang) CO., LTD.(Japanese invested);American Modern ... Shanghai Steel Corp. Lianyungang Dewei Machine Co., Ltd.;Putian Zhenglong Trade Co., Ltd.;Beijing Ray Applied Research ... Inertgas hsystem(Beijing) Co., Ltd.;Archiland(Changzhou) Chemical Corp.(American);Parker International Trade (Shanghai) Co., Ltd.;Eternal Energy ...