On April 15-26, the 4th Annual Scientific Committee Meeting of the North Pacific Fisheries Commission (NPFC) and other related working group meetings were held in Jeju, South Korea. More than 50 representatives from China, Russia, Japan, South Korea, Canada, the US, Vanuatu and Taiwan of China attended the meeting. The Chinese delegation was composed of Tian Siquan, Li Bai, Hua Chuanxiang, Cao Jie, Xu Luoliang, and Ma Qiuyun from the International Performance Research Center for Pelagic Fishery of SHOU.