Core Viewpoint - Yatani Group (00789) has seen a significant stock price increase of over 48% during trading, attributed to the announcement of a strategic cooperation agreement with Baiyunshan Weiyi to jointly develop products in the health sector [1] Group 1: Strategic Cooperation - The agreement aims to collaborate on the research and development of products in the health sector, including natural plant extracts, functional health products, and personal care items [1] - Both companies plan to market the developed products and existing related products in overseas markets [1] Group 2: Business Development Strategy - Yatani Group has been actively expanding its sales of beauty and health products in recent years, aligning with the strategic cooperation with Baiyunshan Weiyi [1] - The board believes that this partnership will leverage Yatani's international market and sales platform alongside Baiyunshan Weiyi's technology, brand, and product advantages, creating synergies [1] - This collaboration is expected to enrich Yatani's product portfolio and enhance its core competitiveness in the health sector, potentially opening new revenue streams [1]