XPeng Inc. (NYSE:XPEV) shares are trading lower on Wednesday. The Chinese rival of EV giant Tesla, Inc. (NASDAQ:TSLA) said that 9,393 vehicles were delivered in April, a 33% increase year-on-year. The metric inched up 4% over the prior month. In April, the monthly active user penetration rate of XNGP in urban driving scenarios reached 82%. In the press release, XPeng highlighted its network-based planning and control model, XPlanner, which enhances the human-like capabilities of its XNGP ADAS. The XPENG X9 achieved monthly deliveries of 1,959 units in April, with cumulative deliveries nearing …