Group 1 - The core point of the article is that Jianxin Superconductor (688805.SH) experienced a significant stock price drop of 8.28% on its first trading day, closing at 53.31 yuan [1] - Jianxin Superconductor was listed on the Shanghai Stock Exchange's Sci-Tech Innovation Board on December 24, 2023, with an issuance of 41.92 million shares at a price of 18.58 yuan per share [1] - The total amount of funds raised by Jianxin Superconductor was 778.87 million yuan, with a net amount of 688.64 million yuan after deducting issuance costs, which is 86.36 million yuan less than the original plan [1] Group 2 - The company plans to use the raised funds for projects including the annual production of 600 sets of liquid helium-free superconducting magnets, 600 sets of high-field medical superconducting magnets, and new superconducting magnet research and development [1] - The total issuance costs amounted to 90.23 million yuan, which includes a sponsorship fee of 5 million yuan and an underwriting fee of 54.52 million yuan [1]

Core Points - The Shanghai Stock Exchange's Listing Review Committee is scheduled to hold its 43rd meeting on October 21, 2025, to review the initial public offering (IPO) of Ningbo Jianxin Superconducting Technology Co., Ltd. (referred to as "Jianxin Superconducting") [1] - Jianxin Superconducting plans to list on the Sci-Tech Innovation Board and aims to raise CNY 77.5 million, which will be allocated to projects including the annual production of 600 sets of liquid helium-free superconducting magnets, the annual production of 600 sets of high-field medical superconducting magnets, and the research and development of new superconducting magnets [1] Company Ownership Structure - As of the signing date of the prospectus, Xu Jianyi directly holds 41.51% of the company's shares, making him the controlling shareholder. Xu Jianyi, Xu Hui, and Xu Dianbo hold 41.51%, 4.36%, and 4.36% of the shares, respectively. Xu Hui controls an additional 4.84% of voting rights through Kaifang Investment and Qiyi Investment, resulting in a total of 59.92% voting rights controlled by the three individuals [1] - Xu Jianyi is the father of Xu Hui and Xu Dianbo, who are siblings. The three have signed a "Joint Action Agreement" on October 18, 2019, establishing them as the actual controllers of the company [1] Sponsorship Information - The sponsor for Jianxin Superconducting's IPO is GF Securities Co., Ltd., with representatives Zhou Yin and Wang Zhen serving as the sponsoring representatives [1]