Commander of the Chinese People's Liberation Army (PLA) Navy Shen Jinlong (L) and Political Commissar of the PLA Navy Qin Shengxiang attend the opening ceremony of the multinational naval events commemorating the 70th founding anniversary of the PLA Navy in Qingdao, east China's Shandong Province, April 22, 2019. (Xinhua/Ju Zhenhua)