Zhang Jianhua, chairman of Hiking Group, Xin Rong, director of President Office of the Group joined the delegation to Japan and ROK headed by Mu Jundian, director of Qingdao Foreign Affairs Office. The purpose of this visit is to further strengthen cooperation of Qingdao with ROK and Japan in health care and elderly care, explore the construction of Qingdao SCO Economy and Trade Cooperation Demonstration Area and promote the holding of Boao Ocean Forum and World Korean Entrepreneurs Conference in Qingdao.