People attend the "Agro Belgrade 2020" fair in Belgrade, Serbia, on Jan. 30, 2020. The "Agro Belgrade 2020" fair, an international fruit, viticulture and vegetable fair, takes place from Jan. 30 to Feb. 1. On 25,000 square meters, it brings together 500 exhibitors, including leading local and international agricultural companies that display produce, machines, chemicals, software and packaging solutions. (Xinhua/Shi Zhongyu)

People attend the "Agro Belgrade 2020" fair in Belgrade, Serbia, on Jan. 30, 2020. The "Agro Belgrade 2020" fair, an international fruit, viticulture and vegetable fair, takes place from Jan. 30 to Feb. 1. On 25,000 square meters, it brings together 500 exhibitors, including leading local and international agricultural companies that display produce, machines, chemicals, software and packaging solutions. (Xinhua/Shi Zhongyu)

Serbian Minister of Agriculture, Forestry and Water Management Branislav Nedimovic speaks at the "Agro Belgrade 2020" fair in Belgrade, Serbia, on Jan. 30, 2020. The "Agro Belgrade 2020" fair, an international fruit, viticulture and vegetable fair, takes place from Jan. 30 to Feb. 1. On 25,000 square meters, it brings together 500 exhibitors, including leading local and international agricultural companies that display produce, machines, chemicals, software and packaging solutions. (Xinhua/Shi Zhongyu)