Li Yumei trims roses at a garden in the Yalong Bay of Sanya, a coastal tourist resort in south China's Hainan Province, March 6, 2018. This year marks the 40th anniversary of China's starting to implement reform and opening up policy. (Xinhua/Guo Cheng)
Farmers show rural land contract of management warrants at Xiaogang Village in Fengyang County, east China's Anhui Province, July 8, 2015. This year marks the 40th anniversary of China's starting to implement reform and opening up policy. (Xinhua/Liu Junxi)
Aerial photo taken on March 29, 2018 shows the citizen service center of Xiong'an in north China's Hebei Province, March 29, 2018. This year marks the 40th anniversary of China's starting to implement reform and opening up policy. (Xinhua/Mou Yu)
Aerial photo taken on Sept. 21, 2016 shows a view of the China (Shanghai) Pilot Free Trade Zone in Shanghai, east China. This year marks the 40th anniversary of China's starting to implement reform and opening up policy. (Xinhua/Pei Xin)
People visit an exhibition center for imported cars at the China (Shanghai) Pilot Free Trade Zone in Shanghai, east China, Feb. 15, 2015. This year marks the 40th anniversary of China's starting to implement reform and opening up policy. (Xinhua/Fang Zhe)
Photo taken in 2003 shows a view of the international conference center of the Boao Forum for Asia in Boao, south China's Hainan Province. This year marks the 40th anniversary of China's starting to implement reform and opening up policy. (Xinhua/Jiang Enyu)
Aerial photo taken on Nov. 29, 2017 shows a view of the Yantian Port in Shenzhen, south China's Guangdong Province. This year marks the 40th anniversary of China's starting to implement reform and opening up policy. (Xinhua/Mao Siqian)