HANOI, June 13, 2016 (Xinhua) -- Farmers classify litchi for selling in Thanh Ha district, Hai Duong province, Vietnam, on June 13, 2016. Litchi, famous for its succulent taste in Vietnam, is mainly produced in Bac Giang province, Hai Duong province and Hung Yen province. This year's early litchi crop will fall on June 5-20 while the main crop will last from June 20 till July 25.(Xinhua/VNA)