三维股份：公司现已形成“化工、交通”两大领域三大主业的业务格局

Core Viewpoint - The company is committed to the real economy, focusing on its existing industries and forming a business structure centered around two main fields: chemicals and transportation [2] Group 1: Chemical Industry - The new materials chemical business has a production base located in Wuhai City, Inner Mongolia, with established capacities of 300,000 tons/year for BDO and 360,000 tons/year for calcium carbide [2] - Future plans include expanding production capacities for lanthanum carbon and green electricity, as well as developing new material capacities for PBAT [2] - The company aims to become a leading integrated enterprise in BDO and biodegradable plastics on a global scale [2] Group 2: Transportation Industry - The rail transportation business focuses on key regions such as the Pearl River Delta, Yangtze River Delta, and provinces along the Belt and Road Initiative, including Yunnan and Sichuan [2] - The company is dedicated to the development of high-speed rail construction and urban subway projects [2] Group 3: Rubber and Chemical Fiber Industries - The rubber products and chemical fiber production bases are located in Sanmen County, with main products including rubber conveyor belts, V-belts, polyester chips, and polyester industrial yarns [2] - The company is recognized as one of the leading enterprises in the rubber conveyor belt and V-belt sectors in China [2]