Jingliangyou 534 is owned by Yuan Longping Agricultural Hi-Tech Co., Ltd., Guangdong Academy of Agricultural Sciences Rice Research Institute, Shenzhen Longping Jingu Seed Industry Co., Ltd. and Hunan Longping Hi-Tech Seed Industry Research Institute Co., Ltd. According to relevant public information, Jingliangyou 534 belongs to two-line indica hybrid rice varieties of Yuan Longping Agricultural Hi-Tech Co., Ltd., Guangdong Academy of Agricultural Sciences Rice Research Institute, Shenzhen Longping Jingu Seed Industry Co., Ltd. and Hunan Longping Hi-Tech Seed Industry Research Institute Co., Ltd. Planting double-cropping late rice in South China, the whole growth period is 11.5 days, which is earlier than the control Boyou 9981day. Plant height 105.9 cm, panicle length 23.2 cm, effective panicles per mu167,000, total grains per panicle 153.3, seed setting rate 84.4% and 1000-grain weight 23.2 g. Resistance: The comprehensive index of rice blast in two years was 3.8 and 3.8, respectively, and the highest loss rate of ear neck blast was grade 3. It was moderately resistant to rice blast and bacterial blight, and highly sensitive to brown planthopper.