Group 1 - The article discusses a fraudulent investment platform called "Xinghui Asset - Ruixiang Fund," which is reported to have a scheme where investors can only withdraw funds by recruiting others, indicating a Ponzi-like structure [1][3][4] - The platform is linked to a previous entity named "Yameng Lianying," suggesting a history of similar fraudulent activities targeting investors [3][4] - Victims report that the platform's customer service implies that withdrawals are contingent upon bringing in new investors or achieving certain performance metrics, highlighting a predatory business model [4][10][12] Group 2 - The article mentions that many victims are unable to withdraw their investments, with some claiming they have not been able to withdraw any funds despite others reportedly being able to do so [6][9][11] - There is a broader context of similar fraudulent schemes in the market, with references to other recent scams like "Saibo Venture," which reportedly defrauded investors of billions [12][15] - The nature of these schemes is characterized as a cycle where early investors profit at the expense of later ones, emphasizing the unsustainable and exploitative nature of such investment platforms [15]