On May 30th, at the "China Japan Korea Cooperation Day" celebration event held in Seoul, South Korea, actors performed songs from China, Japan, and South Korea. On that day, in commemoration of the 14th anniversary of the signing of the Memorandum of Understanding between the Governments of China, Japan, and South Korea on the Establishment of a Secretariat for Tripartite Cooperation, the Secretariat for Cooperation between China, Japan, and South Korea held a "China Japan South Korea Cooperation Day" celebration event at Cheongcheon Square in Seoul, South Korea. (Lai Xin She)