Group 1 - Nanjing Rail Transit Equipment Technology Co., Ltd. has been established with a registered capital of 20 million RMB [1] - The legal representative of the company is He Juntao, and its business scope includes the development of rail transit communication signal systems and rail transit operation management systems [1] - The company is jointly held by Nanjing Rail Transit Industry Development Co., Ltd. and other stakeholders [1]

Group 1 - Chengdu Zhongke Zhiqiang Technology Co., Ltd. has been established with a registered capital of 1 million RMB [1] - The legal representative of the company is Lei Jianying [1] - The business scope includes technology services, development, consulting, and transfer, as well as sales of high-speed rail equipment and components [1] Group 2 - The company is involved in the development of rail transit communication signal systems and operation management systems [1] - It also offers artificial intelligence application software development and big data services [1] - Additional services include intellectual property services, enterprise management consulting, and brand management [1]