豪美新材已有投资者获得胜诉，受损投资者维权索赔还可加入

Group 1 - The first batch of investors in the case against Haomei New Materials has won in the first instance, establishing a precedent that may expedite future claims for other affected investors [1][5] - Investors eligible for compensation are those who purchased shares between November 6, 2023, and November 14, 2023, and either sold or still hold shares with losses after November 15, 2023 [2][5] - The case stems from the company's misleading statements regarding its business operations, which led to regulatory scrutiny and a warning from the Guangdong Securities Regulatory Bureau [3][6] Group 2 - The company inaccurately disclosed information about its clients, claiming coverage of certain well-known brands, which was found to be misleading [3][6] - The company failed to correct misleading information in subsequent announcements, which disrupted investors' decision-making and violated disclosure regulations [3][6] - With the administrative penalties and the first-instance judgment, the responsibility in this case has become clearer, making legal recourse a rational choice for affected investors [6]