The six excellent papers awarded the 2011 JPA Prize were as follows:1. Hui Liu, Juan Su*, Xu Liang, Xi Zhang, Ya-Jurl He, Hai-Qiang Huang, Ji Ye, Wei-Dong Zhang*. Identification and determination of the major constituents in traditional Chinese medicine Longdan Xiegan Pill by HPLC-DAD- ESI-MS. Journal of Pharmaceutical Analysis, 2 011,1 (1): 1 - 7.