VIWA mainly focuses on advanced intermediates, APIs, and dosage forms, Also invested in medical devices, Veterinary Drugs, and Agrochemicals etc.. VIWA is the first CSO( custom service orgniaztion) company in China. We specialize in:CA(Contract pre-Audit);CMT(Contract MarkeTting);CM(Contract Manufactring);CR (Contract Research);CS(Contract Sourcing);CQ(Contract Quality control). Moreover, we are strong at regulatory issues. With high-quality products, wide network and excellent service, VIWA won good reputations in the past years.