Shandong Superior Chemical Co., Ltd has been a professional chemical enterprise with very rich experience on the chemicals research and development, production and sales since its establishment in...
Nanjing Well Pharmaceutical Group Co., Ltd, one of the leading manufacturers of pharma excipients in China.
Product lines: Polysorbates 80/20 (Tween), PEG 400/1000/1500/3350/4000/6000 (Macrogols),...