China holds a grand gathering to celebrate the 40th anniversary of the country's reform and opening-up at the Great Hall of the People in Beijing, capital of China, Dec. 18, 2018. (Xinhua/Wang Ye)
China holds a grand gathering to celebrate the 40th anniversary of the country's reform and opening-up at the Great Hall of the People in Beijing, capital of China, Dec. 18, 2018. (Xinhua/Yin Gang)
China holds a grand gathering to celebrate the 40th anniversary of the country's reform and opening-up at the Great Hall of the People in Beijing, capital of China, Dec. 18, 2018. (Xinhua/Pang Xinglei)
China holds a grand gathering to celebrate the 40th anniversary of the country's reform and opening-up at the Great Hall of the People in Beijing, capital of China, Dec. 18, 2018. (Xinhua/Pang Xinglei)