Abstract: ‘Hayan Zhongfanguo 1’is a new tomato cultivar with the inbred line Gsm-3111515 as the mother and 14-Li-2231211 as the father. Infinite growth type, medium plant growth，ordinary leaf shape，single inflorescence，3–6 fruit per ear，round fruit，young fruit with green shoulder，fruit ripening color is pink，fruit size uniform，single fruit weight 120–150 g，not easy to crack fruit，soluble solids content of 7.8%，sweet and sour taste. The yield is 98 955 kg · hm^-2. It is suitable for the cultivation of cold shed in early spring or solar greenhouse or heated greenhouse in winter in the three provinces of Northeast China，North China and Northwest China.

Key words: tomato, breeding, cultivar