Drs. Xiao-Hui Zhang and Jiu-Lin Du were invited to attend The 11th Japan-Korea-China Joint Workshop on Neurobiology and Neuroinformatics (NBNI2011) held at Okinawa Institute of Science and Technology in Japan from December 17 to December 20, 2011. During the workshop, Drs. Zhang and Du gave invited talks entitled "Neuronal integration of excitatory and inhibitory inputs" and "Visual modulation of audiomotor response via hypothalamic dopaminergic neurons in zebrafish", respectively.