Zhang Dejiang, chairman of the Standing Committee of China's National People's Congress (NPC), joins a panel discussion with deputies to the 12th NPC from Hong Kong Special Administrative Region at the annual session of the NPC in Beijing, capital of China, March 6, 2017. (Xinhua/Li Tao)

Zhang Dejiang, chairman of the Standing Committee of China's National People's Congress (NPC), joins a panel discussion with deputies to the 12th NPC from Macao Special Administrative Region at the annual session of the NPC in Beijing, capital of China, March 6, 2017. (Xinhua/Xie Huanchi)

Wang Qishan, a member of the Standing Committee of the Political Bureau of the Communist Party of China (CPC) Central Committee, joins a panel discussion with deputies to the 12th National People's Congress (NPC) from Qinghai Province at the annual session of the NPC in Beijing, capital of China, March 6, 2017. (Xinhua/Zhang Ling)

Chinese Vice Premier Zhang Gaoli joins a panel discussion with deputies to the 12th National People's Congress (NPC) from Tianjin Municipality at the annual session of the NPC in Beijing, capital of China, March 6, 2017. (Xinhua/Yan Yan)