Drs. Ai-Ke Guo, Shu-Min Duan, Yi-Zheng Wang and Zhen-Ge Luo were invited to attend the Society of Chinese Bioscientists in America's 12th International Symposium, held in the Taiwan on June 14 to June 18. During the symposium, Drs. Ai-Ke Guo, Shu-Min Duan, Yi-Zheng Wang and Zhen-Ge Luo gave invited talks entitled "Learning/memory and decision in fruit fly Drosophila", "Glial cells and synaptic plasticity", "Critical role of TRPC6 channels in synaptogenesis" and "Non-apoptotic role of caspase-3 in synapse refinement".