养殖业板块12月29日涨1.58%，京基智农领涨，主力资金净流入9041.58万元

Group 1 - The aquaculture sector increased by 1.58% on December 29, with Jingji Zhino leading the gains [1] - The Shanghai Composite Index closed at 3965.28, up 0.04%, while the Shenzhen Component Index closed at 13537.1, down 0.49% [1] - Key stocks in the aquaculture sector showed varied performance, with Jingji Zhino rising by 10.01% to a closing price of 16.27 [1] Group 2 - The main funds in the aquaculture sector saw a net inflow of 90.42 million yuan, while retail funds had a net inflow of 10.91 million yuan [2] - Major stocks like Muyuan Foods and Wen's Foodstuffs experienced significant net outflows from retail investors [3] - Jingji Zhino had a net inflow of 67.42 million yuan from main funds, indicating strong institutional interest [3]