Rice variety Taoyuan No. 5 has the characteristics of early maturity, stable yield, good eating quality and less chalk. The average yield of the first crop season of the national regional test is 5,758 kg/ha, which can be cultivated in high temperature environments. If planting is delayed until April due to poor water conditions, it can be harvested in late July. The chalky kernels on the appearance of rice grains will not increase due to the high temperature during the filling period, and the characteristics of stable yield are still maintained.