Russian Defense Minister Sergei Shoigu (L, Center) and Zhang Youxia (R, Center), a member of the Political Bureau of the Communist Party of China (CPC) Central Committee and vice chairman of the Central Military Commission, inspect the guard of honor in Moscow, Russia, on Sept. 4, 2019. Chinese and Russian senior military officials have agreed to strengthen military cooperation between the two countries to jointly maintain global peace and stability. (Photo by Li Xiaowei/Xinhua)