四维图新：投资参股的子公司有佑驾创新、六分科技、四维智联等

Core Viewpoint - The company has outlined its key investment projects and their development prospects in response to investor inquiries on an interactive platform [1] Group 1: Investment Projects - The company has invested in subsidiaries such as Youjia Innovation, Liufen Technology, and Siwei Zhilian, which cover various fields including intelligent driving and high-precision positioning [1]