$NIO Inc(NIO.US)$XPeng(XPEV.US) I'd like to find some time to see how the intelligent driving systems of various car companies are developing. Yicai shared a simple and straightforward way to judge: during a test drive, does the salesperson actively recommend and allow customers to use this feature; if so, it means this feature has a positive effect on customers placing orders. Salespeople with targets to meet won't lie about this.