军工电子板块1月7日涨1.43%，观想科技领涨，主力资金净流出57.65亿元

Group 1 - The military electronics sector increased by 1.43% on January 7, with Guankang Technology leading the gains [1] - The Shanghai Composite Index closed at 4085.77, up 0.05%, while the Shenzhen Component Index closed at 14030.56, up 0.06% [1] - Guankang Technology's stock price rose by 20.00% to 82.86, with a trading volume of 18,200 lots and a transaction value of 151 million [1] Group 2 - The military electronics sector experienced a net outflow of 5.765 billion from institutional investors, while retail investors saw a net inflow of 4.719 billion [2] - The top gainers in the military electronics sector included ST Sike Rui, which rose by 13.52% to 42.66, and Fuke Defense, which increased by 10.01% to 16.71 [1] - The trading volume and transaction values for various stocks in the sector showed significant activity, with Aerospace Development recording a transaction value of 17.949 billion [1][2] Group 3 - The net inflow from retail investors in Aerospace Development was 8.68 million, while institutional investors had a net outflow of 9.06 million [3] - The stock performance of various companies in the sector varied, with some experiencing significant declines, such as Huali Chuangtong, which fell by 7.04% to 28.27 [2] - The overall market sentiment in the military electronics sector appears mixed, with both gains and losses among different stocks [2][3]