Core Viewpoint - Foshan is emerging as a significant hub for aquatic seedling supply, leveraging modern agricultural biotechnology and healthy breeding techniques to enhance the entire aquaculture industry chain, achieving high-quality development in modern fisheries [2][3][6]. Industry Overview - Foshan produces over 3.686 billion freshwater fish seedlings annually, accounting for 47% of the province's and 24% of the nation's total, showcasing its scale advantage driven by continuous breakthroughs in breeding technology [15][16][17]. - The city has transitioned from traditional breeding methods to modern biotechnological breeding, with new varieties like "Youlu 3" and "Dinggui 1" improving growth rates and disease resistance, significantly benefiting local farmers [19][20][21]. Technological Advancements - The integration of advanced technologies such as genetic sequencing and artificial selection has stabilized the inheritance of superior breeds, moving away from reliance on experience and visual selection [12][13]. - Innovative farming practices have emerged, including precise water quality monitoring and the use of traditional Chinese medicine for disease prevention, leading to healthier fish and higher market prices [24][25][26]. Economic Impact - The total output of aquatic products in Foshan reached 827,000 tons, representing 18.35% of the province's total, indicating explosive growth in quantity and quality due to advancements in breeding technology [31][32]. - The aquaculture industry contributes 21 billion yuan to the city's agricultural output, accounting for 44% of the total, positioning it as a crucial pillar for rural revitalization [35][36]. Collaborative Efforts - The collaboration between research institutions and enterprises has facilitated the application of innovative technologies in aquaculture, enhancing productivity and sustainability [49][50][51]. - The establishment of a comprehensive ecosystem from seedling cultivation to consumer markets has strengthened Foshan's position as a national distribution center for quality freshwater fish [33][34][48]. Future Directions - Continued emphasis on agricultural biotechnology and innovation is expected to drive the transformation of traditional industries, with a focus on sustainable practices and smart aquaculture systems [66][70][72].