President Xi Jinping spent more than 40 days outside of China in 2015. He began his 2015 foreign tour by visiting China's all-weather partner Pakistan and attending the Bandung conference in Indonesia. Then in summer he took part in the BRICS summit and Shanghai Cooperation Organization Summit in Russia's Ufa. Later on, he visited the US and the UK, followed by the trip to Vietnam and Singapore in fall. Then there were the G20 summit in Turkey and the APEC summit in the Philippines. After speaking at the climate change talks in Paris, President Xi headed to Africa and led the summit of China-Africa Cooperation Forum.The past one year has also witnessed several major international events being hosted by China - the V-Day Parade in September, the summit for leaders from China and Central and Eastern European countries in November, and the World Internet Conference in December, among others.At the same time, the China-proposed Asian Infrastructure Investment Bank was recently officially established.So, looking back, how would experts assess the China's diplomatic achievements in 2015? PIK speaks with  Professor Jin Canrong, Associate Dean of School of International Studies, Renmin University of China, and Professor Su Hao, Director of Center for Strategic and Peace Studies, China Foreign Affairs University in Beijing.