深圳地铁大面积的大成恒科ETF广告惹争议：近一个月-5.67%，恒科人天天以泪洗面，真的笑不出来

Core Viewpoint - The recent advertising campaign for the Dachen Hang Seng Technology ETF has sparked significant backlash among investors due to poor performance, leading to a wave of negative sentiment on social media [3][15]. Group 1: Fund Performance - The Dachen Hang Seng Technology ETF, established in 2021 and managed by Dachen Fund Management, has a current size of 4.107 billion yuan as of September 2025 [7][18]. - Despite a one-year return of 15.24%, the fund has seen a decline of 5.77% over the past three months and 5.67% over the past month, causing frustration among investors [8][19]. - Investors have expressed their dissatisfaction, with comments highlighting the drastic drop in value and questioning accountability for losses [5][16]. Group 2: Advertising and Investor Sentiment - A recent advertisement for the Dachen Hang Seng Technology ETF displayed prominently in Shenzhen's subway has been met with ridicule from investors, who feel it contrasts sharply with their financial losses [4][13]. - The comment section of the advertisement has turned into a support group for disgruntled investors, reflecting a collective sense of despair [3][15]. - Many investors have humorously noted that the advertisement serves as a reminder of their ongoing losses rather than an encouragement to invest [10][21].