Group 1 - The company focuses on core businesses related to optical transmission, optical access, optical fiber cables, optical distribution, and big data products [1] - The company is actively expanding into the computing and marine network industries [1] - In the AI computing power sector, the company's business includes server hardware and multimode optical fibers used in data centers, with sales scale and profit contribution showing growth in recent years [1] Group 2 - The company has clear plans for capacity expansion and revenue increase for its related products [1]