BEIJING, March 2, 2016 (Xinhua) -- Deputies to the 12th National People's Congress (NPC) from north China's Hebei Province walk to a shuttle bus after they arrive at Beijing West Railway Station in Beijing, capital of China, March 2, 2016. The fourth annual session of the 12th NPC will open on March 5. (Xinhua/Liu Junxi)

BEIJING, March 2, 2016 (Xinhua) -- Deputies to the 12th National People's Congress (NPC) from southwest China's Guizhou Province arrive in Beijing, capital of China, March 2, 2016. The fourth annual session of the 12th NPC will open on March 5. (Xinhua/Zhao Yingquan)

BEIJING, March 2, 2016 (Xinhua) -- Deputies to the 12th National People's Congress (NPC) from north China's Inner Mongolia Autonomous Region get on a vehicle after they arrive at Beijing West Railway Station in Beijing, capital of China, March 2, 2016. The fourth annual session of the 12th NPC will open on March 5. (Xinhua/Jin Liangkuai)

BEIJING, March 2, 2016 (Xinhua) -- Deputies to the 12th National People's Congress (NPC) from southwest China's Tibet Autonomous Region arrive in Beijing, capital of China, March 2, 2016. The fourth annual session of the 12th NPC will open on March 5. (Xinhua/Cai Yang)

BEIJING, March 2, 2016 (Xinhua) -- Deputies to the 12th National People's Congress (NPC) from northeast China's Jilin Province disembark from a plane at an airport in Beijing, capital of China, March 2, 2016. The fourth annual session of the 12th NPC will open on March 5. (Xinhua/Zhao Yingquan)

BEIJING, March 2, 2016 (Xinhua) -- Deputies to the 12th National People's Congress (NPC) from south China's Guangxi Zhuang Autonomous Region disembark from a plane at an airport in Beijing, capital of China, March 2, 2016. The fourth annual session of the 12th NPC will open on March 5. (Xinhua/Cai Yang)

BEIJING, March 2, 2016 (Xinhua) -- Deputies to the 12th National People's Congress (NPC) from southeast China's Fujian Province arrive in Beijing, capital of China, March 2, 2016. The fourth annual session of the 12th NPC will open on March 5. (Xinhua/Cai Yang)

BEIJING, March 2, 2016 (Xinhua) -- Deputies to the 12th National People's Congress (NPC) from southwest China's Yunnan Province arrive in Beijing, capital of China, March 2, 2016. The fourth annual session of the 12th NPC will open on March 5. (Xinhua/Yang Zongyou)

BEIJING, March 2, 2016 (Xinhua) -- Deputies to the 12th National People's Congress (NPC) from northeast China's Liaoning Province arrive at Beijing Railway Station in Beijing, capital of China, March 2, 2016. The fourth annual session of the 12th NPC will open on March 5. (Xinhua/Lyu Xun)