数字媒体板块9月22日跌1.5%，川网传媒领跌，主力资金净流出2.16亿元

Group 1 - The digital media sector experienced a decline of 1.5% compared to the previous trading day, with Chuanwang Media leading the drop [1] - On the same day, the Shanghai Composite Index closed at 3828.58, up by 0.22%, while the Shenzhen Component Index closed at 13157.97, up by 0.67% [1] Group 2 - In terms of capital flow, the digital media sector saw a net outflow of 216 million yuan from main funds, while retail investors contributed a net inflow of 298 million yuan [2] - The sector also experienced a net outflow of 81.43 million yuan from speculative funds [2]