宇通客车：公司传统客车产品主要零部件大部分采购自潍柴、玉柴等国内汽车零部件企业

Core Viewpoint - Yutong Bus emphasizes its strong partnerships with both domestic and international suppliers for its traditional and new energy bus components, ensuring competitive advantages in the industry [1]. Group 1: Supplier Relationships - The company sources major components for traditional buses from leading domestic suppliers such as Weichai, Yuchai, and Baosteel, as well as international companies like Cummins and Bosch [1]. - For new energy buses, the primary components are mainly procured from well-known domestic enterprises like Huichuan [1]. - Long-term, stable, and close partnerships have been established with most suppliers, enhancing the company's competitive edge in industrial support [1].