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Changchun Petrochemical Group Ming Lee Group Holdings Co., Ltd Kingboard (hengyang) industrial co. LTD Zhejiang hengyi petrochemical co. LTD Yingkou kanghui petrochemical co. LTD Aisen (China) flocculant co., LTD | Good Chemical Industry (Zhongshan) Co., Ltd SINOPEC(the China Petrochemical Corporation) Jiangsu hengli chemical fiber co. LTD Changchun chemical industry (jiangsu) co., LTD Fujian jinlun high fiber co. LTD |