Tangyuan rice adopts Miaodao No. 2 to grow from seedlings to maturity in the adapted area for about 136 days, and requires an active accumulated temperature of ≥10℃ to be about 2500℃. The main stem of this variety is 12 leaves, long-grain type, plant height is about 90 cm, ear length is about 20 cm, the number of grains per ear is about 120, and the thousand-grain weight is about 24 grams. Due to the strong conditions of accumulated temperature and climate, Miaodao No. 2 has a very high yield in Heilongjiang. Its taste is sweet and springy, and the aftertaste is sweet. It is a good gift for the festive season.