Wang Chen, vice-chairman and secretary-general of the Standing Committee of China's National People's Congress (NPC), presides over an oath-taking ceremony for officials at the Great Hall of the People in Beijing, capital of China, Dec. 25, 2016. Deputy Director of the NPC Internal and Judicial Affairs Committee Zhang Yi, Chairman of the Budgetary Affairs Commission of the NPC Standing Committee Liu Kun, Chinese Minister of Supervision Yang Xiaodu and Finance Minister Xiao Jie attended the oath-taking ceremony. (Xinhua/Liu Weibing)