Group 1 - The article discusses the impact of partner-related issues on companies' IPO applications, highlighting four case studies that illustrate various scenarios [1][47] - In the case of Hecheng Technology, a partner voted against the IPO, which led to delays and ultimately the withdrawal of the IPO application [5][6][7] - Shaoxing Tuobang New Energy faced scrutiny over a partner's exit six years prior, raising concerns about the legitimacy of the share transfer and its impact on the IPO process [10][11][19] Group 2 - In the case of Shangshui Intelligent, issues arose from a partner's exit and the lack of proper documentation regarding shareholding arrangements, leading to the withdrawal of the IPO application [21][24][27] - Zhonglian Yungang experienced a critical situation when a partner resigned just before the IPO, which resulted in the withdrawal of their application due to concerns over control and management stability [28][30][37] - The article emphasizes the importance of careful partner selection and the potential long-term implications of partner-related issues on a company's ability to go public [7][47]