Zhang Dejiang (R), chairman of the Standing Committee of the National People's Congress (NPC), meets with Nguyen Phu Trong, General Secretary of the Communist Party of Vietnam Central Committee, in Beijing, capital of China, Jan. 13, 2017. (Xinhua/Liu Weibing)

Zhang Dejiang (1st R), chairman of the Standing Committee of the National People's Congress (NPC), meets with Nguyen Phu Trong (1st L), General Secretary of the Communist Party of Vietnam Central Committee, in Beijing, capital of China, Jan. 13, 2017. (Xinhua/Liu Weibing)