An exhibitor displays the da Vinci Xi Surgical System at the Medical Equipment & Health Care Products area of the first China International Import Expo (CIIE) in Shanghai, east China, Nov. 8, 2018. (Xinhua/Sadat)

Flower petals are cut by da Vinci Xi Surgical System during a demonstration at the Medical Equipment & Health Care Products area of the first China International Import Expo (CIIE) in Shanghai, east China, Nov. 8, 2018. (Xinhua/Han Yuqing)