Virginia Contract Research Organization Co., Ltd. has successfully conducted and managed the regulatory submission, clinical operation, data management, statistical analysis, medical writing, and GCP inspection of a multi-center phase II/III vaccine pivotal study with over a thousand subjects. In this large-scale, multi-center clinical trial, Virginia Contract Research Organization Co., Ltd. has conquered diverse challenges the fast-paced nature of an vaccine study, and overcame all the difficulties. On Apr-07-2017, the study was granted with an approval by TFDA for the GCP inspection. Just another epic VCRO milestone that we are excited to share with you!