IPO预先审阅机制来了，上交所：不会降低发行上市审核标准

Group 1 - The core viewpoint of the article is the initiation of a new round of reforms in the Sci-Tech Innovation Board, which includes the establishment of a Sci-Tech Growth Tier and a pre-review mechanism for IPO applications [1] - The pre-review mechanism allows companies to have their IPO application documents reviewed by the exchange before formal submission, aiming to help tech companies manage sensitive information and reduce exposure time during the IPO process [1] - The Shanghai Stock Exchange emphasizes that the pre-review is not a mandatory step for companies and does not replace the formal review process after the official application [2] Group 2 - The Shanghai Stock Exchange will continue to adhere to existing rules, procedures, and timelines for the review process, regardless of whether the IPO application has undergone pre-review [2]