晋西车轴：公司欧盟地区的客户主要有阿尔斯通、西门子等轨道交通装备企业

Group 1 - The company has a presence in the EU market, with clients including Alstom and Siemens in the rail transportation equipment sector [2] - The revenue generated from the EU region constitutes a small proportion of the company's overall operating income [2] - Sales to EU clients are conducted through domestic entities exporting directly from global factories [2]