Core Viewpoint - The commercialization of ADC (Antibody-Drug Conjugates) drugs is reaching a turning point, highlighting a capacity gap in the industry as WuXi AppTec (HK02268) announces a significant acquisition of Easton Biopharma (HK01875) to enhance its production capabilities [1][4]. Group 1: Acquisition Details - WuXi AppTec plans to acquire approximately 773 million shares of Easton Biopharma at a price of HKD 4.000 per share, valuing the total equity at approximately HKD 30.91 billion [2]. - The offer price represents a significant premium of about 99% over the closing price of HKD 2.010 per share on December 22, 2025, and a 114.67% premium over the 30-day average closing price of HKD 1.860 per share [2]. - Easton Biopharma has a limited market presence, often referred to as a "zombie stock," with a typical daily trading volume of less than HKD 1 million [2]. Group 2: Business Synergy - The acquisition is driven by the business synergy between WuXi AppTec and Easton Biopharma, as the latter is one of the earliest developers of ADC drugs in China, although it has faced challenges with its ADC pipeline [3]. - Easton Biopharma's revenue from product sales has been increasing, with projected revenues of RMB 3.04 billion, RMB 6.30 billion, and RMB 8.77 billion for 2022, 2023, and 2024 respectively, indicating a shift towards profitability in 2024 [3]. Group 3: Production Capacity and Strategic Fit - Easton Biopharma possesses a large-scale GMP-compliant production facility and has established an integrated ADC platform, which aligns with WuXi AppTec's strategy to enhance production capacity [4][5]. - The geographical proximity of both companies in the Yangtze River Delta region is crucial for reducing technology transfer risks and achieving operational efficiency [1][5]. - WuXi AppTec anticipates significant growth, projecting a revenue increase of over 45% and a gross profit increase of over 70% for 2025, alongside a substantial rise in adjusted net profit [6].