DuPont
Shangdong Mingxing
Shanghai Demao
Metabolic-Explorer
Henan Tianguan
Chenneng
DOW
Glory Biomaterial
Zouping Mingxing Chemical Co. Ltd.
Zhangjiagang Glory Biomaterial Co. Ltd.
Hunan Rivers Bioengineering Co. Ltd.
Merck KGgA
Zhangjiagang Huamei Biomaterial Co. Ltd.
Tokyo Chemical Industry Co. Ltd.
Haihang Industry Co. Ltd.