Chinese Premier Li Keqiang (right), Japanese Prime Minister Shinzo Abe (left) and South Korean President Park Geun-hye (center) shake hands during the sixth China-Japan-ROK trilateral meeting in Seoul, Nov 1, 2015. [Photo/Xinhua] The trilateral meeting between the leaders of China, Japan and Republic of Korea on Sunday has given us optimism, though cautious, about reconciliation in…