Zheng Xing Xing Ye Ri Bao·2025-08-21 08:38Market Overview - The advertising and marketing sector experienced a decline of 0.52% on August 21, with Tianlong Group leading the drop [1] - The Shanghai Composite Index closed at 3771.1, up 0.13%, while the Shenzhen Component Index closed at 11919.76, down 0.06% [1] Stock Performance - Notable gainers in the advertising and marketing sector included: - Zhidu Co., Ltd. (Code: 000676) with a closing price of 68.6, up 2.81% and a trading volume of 1.2698 million shares, totaling 1.256 billion yuan [1] - ST United (Code: 600358) closed at 5.98, up 1.70% with a trading volume of 159,300 shares, totaling 95.0463 million yuan [1] - Major decliners included: - Tianlong Group (Code: 300063) closed at 9.27, down 3.34% with a trading volume of 684,400 shares, totaling 641 million yuan [2] - Zhejiang Wenlian (Code: 600986) closed at 9.45, down 2.17% with a trading volume of 653,900 shares, totaling 621 million yuan [2] Capital Flow - The advertising and marketing sector saw a net outflow of 744 million yuan from institutional investors, while retail investors contributed a net inflow of 741 million yuan [2][3] - The table of capital flow indicates that: - Zhidu Co., Ltd. had a net inflow of 1.31 billion yuan from institutional investors, while retail investors had a net outflow of 596.2 million yuan [3] - Fenjun Media (Code: 002027) experienced a net inflow of 1.22 billion yuan from institutional investors, with retail investors also seeing a net outflow of 3.177 million yuan [3]