海南发展：核心业务涵盖了从玻璃深加工到幕墙与内装工程的玻璃产业链

Core Viewpoint - The company, Hainan Development, has a strong competitive advantage in the glass industry chain, covering deep processing to curtain wall and interior decoration engineering [2] Business Overview - The company's core business includes a comprehensive glass industry chain from deep processing to curtain wall and interior decoration engineering [2] - Hainan Development possesses strong supporting capabilities in both upstream and downstream segments of the industry chain, driven by market needs and vertical expansion [2] - Detailed information on the company's product profitability can be found in the "Management Discussion and Analysis" section of the 2024 annual report and the 2025 semi-annual report [2]