On December 7, the 2nd China Aquaculture Seed Industry Expo and the 3rd Guangdong Aquaculture Seed Industry Conference opened in Nansha District of Guangzhou. The expo is guided by the Fishery and Fishery Administration of the Ministry of Agriculture and Rural Affairs, the National Fisheries Technology Extension Station, and the Chinese Academy of Fishery Sciences. It is co-sponsored by the Chinese Fisheries Society, the Agriculture and Rural Department of Guangdong Province and the People's Government of Nansha District, Guangzhou, and hosted by Guangdong Agricultural Technology Extension Center and the Agriculture and Rural Bureau of Nansha District, Guangzhou. It is understood that China Aquatic seed Industry Expo is the annual national aquatic seed industry parade, the expo with the theme of "lead green fisheries seek revitalization of seed industry", attracted more than 300 exhibitors, showing more than 250 varieties. Closely focusing on the major needs of modern fishery seed, we will promote the deep integration of industry, university, research and application, collaborative innovation, and help the revitalization of "Blue Granary" seed industry.