On May 28, Dr. Kheya Bhattacharya, Senior Directing Staff of the National Defence College of India, led a delegation to SIIS and met with SIIS President Chen Dongxiao, Prof. Zhao Gancheng, Director Zhao Gancheng, Dr. Liu Zongyi and Dr. Wang Weihua from the Center for Asia-Pacific Studies. Both side had in-depth discussions on the development of international system, Asian Security Architecture, cyber security and outer space security, and so on.