Zhonglan Industry Co.,Ltd
Chung Hwa Chemical Industrial Works, Ltd
EMCO Dyestuff
SHOWA DENKO K.K.
BASF
L G Fertilizer Co
Hebei Chengxin Co
Wuhan Kangzheng Science and Technology Co
Hefei TNJ Chemical Industry Co.,Ltd
Weifang Binhai Petro-Chem
Shandong Maike Water Treatment Technology
Baoding Kaiyue Chemical Co.,Ltd
Suzhou Huahang Chemical Technology Co
Lishui Brandt Chemical Co., Ltd