Nei7you 39 is a new indica hybrid rice combination, derived from Neixiang 7A and Neihui 2539, bred by the Hybrid Rice Science and Technology Development Center of Neijiang. It was registered and released to commercial production in Sichuan province in 2012. Nei7you 39 have high and stable yield, fine grain quality, strong blast resistance and wide adaptability, stong regeneration ability. Breeding process, characteristics and key techniques of planting and production of Nei7you 39 are introduced in the paper.