Pesticide | Animal Extract | plant extracts | flavor | pharmaceutical intermediates | cinnamic acid series | pharmaceutical raw materials | veterinary | feed additive | plant growth regulator | chemic...

Guangzhou Baiyu Biotechnology co., LTD. is a professional tradingcompany engaged in the research, development, production, sale and serviceWe are located in Guangzhou and have convenient transportatio...

Acid copper plating brightener additive series of refined nickel bright nickel-depth low-foam wetting agent refined nickel-nickel-slot acid copper impurity impurity additive agent pre-treatment series...