Abstract: ‘Yongyou 9’ was introduced and planted experimentally as single-cropping late rice in mountainous area of Jingning She Autonomous County of Lishui City in Zhejiang Province in 2016, and the average output of three places for two years was 600-750 kg/667 m² (9000-11 250 kg/hm²). In this paper, the field performances and main cultivation techniques of ‘Yongyou 9’ planted in mountainous areas of Jingning County as single-crop rice and multipoint-planting were summarized.