Group 1 - The core point of the article is the IPO of Bai'ao Saitou, which is set to open for subscription on November 28, with a listing price of 26.68 yuan per share and a high price-to-earnings ratio of 519.12 times [1] - Bai'ao Saitou plans to issue a total of 47.5 million shares, with an expected online issuance of 7.6 million shares [1] - The company focuses on the research and development of innovative drugs and related technical services [1]