Abstract: A three-line indica-japonica hybrid early rice cv. ‘Yongyou2640’ was demonstrated and planted in two hundred-Mu demonstration areas in Wan'an Town, Pucheng County, Fujian Province in 2016. The demonstrative results showed that it had some characters including moderate mature period, regular population, good coloring in the late growth period, high quality and high yield. The paper summarized its high yield cultivation techniques.