Ashland
BASF
Boai Nky Pharmaceuticals
Star-Tech & JRS Specialty Products
Hangzhou Motto Science & Technology
Shanghai Yuking Water Soluble Material
JH Nanhang Life Sciences
Jiaozuo Zhongwei Special Products Pharmaceutical
Huzhou Sunflower Pharmaceutical
Huangshan Bonsun Pharmaceuticals
Jiaozuo Meida Fine Chemical Co. Ltd.