A Chinese student speaks after listening to Chinese President Xi Jinping's remarks in a letter replying them on TV in Moscow, Russia, Dec. 30, 2017. President Xi Jinping on Saturday encouraged Chinese students at Lomonosov Moscow State University to be devoted to their country and work hard for their dreams. Xi, also general secretary of the Communist Party of China (CPC) Central Committee and chairman of the Central Military Commission, made the remarks in a letter replying to students who sent a letter to Xi to express their understanding of the spirit of the 19th CPC National Congress. [Photo/Xinhua]