Abstract: ‘Longfan 13’ is a new F₁ hybrid tomato developed by crossing 20841 as female parent and 20813B as male parent.It is characterized by the indeterminate growth habit, middle lately ripening, and vigorously growth potential.The first inflorescence has 7-8 nodes and 3-6 leaves apart.The matured fruits are pink and round, no green shoulder, with midium hardness, and the fruit commodity rate is high.The single fruit weight is 253.5 g, the soluble solids content is 5.28%,and the taste is sweet and sour.The results of production demonstration and extension in fields indicate that the average yield of ‘Longfan 13’ reach 97 378.5 kg·hm^-2,12.65% over that of CK.It is suitable for solar greenhouse and plastic greenhouse cultivation in Gansu.