Core Viewpoint - The stock of Baiaosaitu-B (02315) surged over 15% in early trading, driven by the upcoming IPO on the STAR Market and a recent partnership with Merck for antibody development [1] Group 1: IPO Details - Baiaosaitu plans to raise 1.185 billion yuan through its STAR Market IPO, with funds allocated for early drug development services, antibody drug research, preclinical and clinical research projects, and to supplement working capital [1] - The IPO review is scheduled for September 24, marking a critical milestone for the company [1] Group 2: Partnership with Merck - Earlier this month, Baiaosaitu signed an evaluation agreement with Merck to develop antibody-conjugated lipid delivery solutions for nucleic acid drugs [1] - Under the agreement, Baiaosaitu will provide fully human antibodies developed on its RenMice platform for Merck to assess their feasibility for antibody-conjugated lipid nanoparticle formulations [1] - Merck has been granted exclusive rights to acquire selected antibody assets, while Baiaosaitu is entitled to receive corresponding fee payments, sales shares, and sublicensing royalties [1]

Core Viewpoint - Baiaosaitu-B (02315) has seen a significant stock price increase, with a rise of over 15% in early trading, currently up 11.41% at HKD 27.74, with a trading volume of HKD 12.0264 million [1] Group 1: IPO and Fundraising - The Shanghai Stock Exchange's listing review committee announced that Baiaosaitu's IPO on the Sci-Tech Innovation Board will be reviewed on September 24 [1] - The company plans to raise HKD 1.185 billion through this IPO, which will be allocated to the construction of an early drug development service platform, antibody drug research and evaluation projects, preclinical and clinical research projects, and to supplement working capital [1] Group 2: Collaboration with Merck - Earlier this month, Baiaosaitu signed an antibody selection assessment agreement with Merck, a leading global technology company, to advance the development of antibody-conjugated lipid delivery solutions for nucleic acid drugs, such as antibody-conjugated lipid nanoparticles (LNP) [1] - Under the agreement, Baiaosaitu will provide fully human antibodies developed on its RenMice platform for Merck to evaluate their feasibility for use in antibody-conjugated LNP formulation services [1] - Merck has been granted exclusive rights to acquire selected antibody asset rights, while Baiaosaitu is entitled to receive corresponding fee payments, sales shares, and sublicensing shares [1]