专业服务板块1月12日涨2.97%，科锐国际领涨，主力资金净流入9101.7万元

Core Viewpoint - The professional services sector experienced a significant increase of 2.97% on January 12, with Keri International leading the gains. The Shanghai Composite Index closed at 4165.29, up 1.09%, while the Shenzhen Component Index closed at 14366.91, up 1.75% [1]. Group 1: Stock Performance - Keri International (300662) closed at 30.24, with a rise of 13.09% and a trading volume of 207,400 shares [1]. - Su Shi Testing (300416) closed at 21.42, increasing by 7.53% with a trading volume of 850,400 shares [1]. - Zero Point Data (301169) closed at 64.05, up 7.20% with a trading volume of 49,700 shares [1]. - Puni Testing (300887) closed at 15.59, rising by 7.00% with a trading volume of 985,300 shares [1]. - Fengshang Culture (300860) closed at 30.63, up 4.57% with a trading volume of 98,400 shares [1]. Group 2: Capital Flow - The professional services sector saw a net inflow of main funds amounting to 91.017 million yuan, while retail investors experienced a net outflow of 92.5137 million yuan [2]. - Main funds in Su Shi Testing (300416) had a net inflow of 21.7 million yuan, while retail funds saw a net outflow of 18.1 million yuan [3]. - Puni Testing (300887) recorded a net inflow of 28.0612 million yuan from main funds, with retail funds experiencing a net outflow of 35.9287 million yuan [3].