电视广播板块2月3日涨3.15%，天威视讯领涨，主力资金净流入1.62亿元

Group 1 - The television broadcasting sector increased by 3.15% compared to the previous trading day, with Tianwei Video leading the gains [1] - The Shanghai Composite Index closed at 4067.74, up by 1.29%, while the Shenzhen Component Index closed at 14127.1, up by 2.19% [1] - Key stocks in the television broadcasting sector showed significant price increases, with Tianwei Video rising by 9.99% to a closing price of 9.03 [1] Group 2 - The net inflow of main funds in the television broadcasting sector was 162 million yuan, while retail funds saw a net inflow of 20.35 million yuan [1] - Tianwei Video had a main fund net inflow of 78.46 million yuan, accounting for 27.47% of its trading volume, despite a retail net outflow of 50.42 million yuan [2] - Oriental Pearl experienced a main fund net inflow of 66.38 million yuan, but also faced a retail net outflow of 4.09 million yuan [2]