天迈科技：公司主营业务基于车联网、北斗定位等技术为城市公交提供运营管理数字化解决方案

Group 1 - The company, Tianmai Technology, focuses on providing digital solutions for urban public transportation management based on technologies such as vehicle networking and Beidou positioning [2] - The company clarified that it does not engage in the commercial aerospace industry [2]