On June 9, Delegations from Johns Hopkins University visits SIIS and have a discussion on Asia-Pacific situation and South China Sea issue with Prof. Cai Penghong, Senior research fellow of the Center for Asia-Pacific Studies and Dr. Xue Chen from the Center for Maritime and Polar Studies and Dr. Zhang Zhexin, Assistant Director from the Institute for Taiwan, Hong Kong & Macao Studies and talk about world economy and China (Shanghai) Pilot Free Trade Zone with Dr. Ye Yu, Assistant Director of the Institute for World Economy Studies and Dr. Zha Xiaogang from the Institute for World Economy Studies.