突然出手，超级牛散举牌！

Core Viewpoint - The article highlights the significant shareholding increase by investor Guo Weisong in Huate Dain, indicating potential confidence in the company's future growth prospects and market strategies [1][3]. Company Overview - Huate Dain is known for its flagship product, Yikexin, a leading children's vitamin AD supplement with over 60% market share in its category [4]. - The company is actively pursuing market strategies to expand its reach, including extending its product line to older age groups and enhancing online and terminal channel marketing [4]. Shareholding Details - As of June 17, Guo Weisong increased his stake in Huate Dain to 11.7166 million shares, representing 5% of the total shares [1][5]. - Guo Weisong has expressed the possibility of further increasing his shareholding within the next 12 months, although he does not aim to gain control of the company [3]. Market Strategy and Growth Potential - Huate Dain is focusing on promoting its second-tier products, such as Dain Calcium and Dain Iron, which are expected to become new growth drivers [4]. - The company aims to launch 1-2 new children's medications annually, with six new product applications completed in 2024 [4]. Investor Background - Guo Weisong has a history of significant investments, previously participating in 27 companies' private placements in 2021, with a total expenditure of 1.8 billion yuan [6]. - He has also been listed among the top shareholders in other companies, indicating a diversified investment strategy [7][8].