Xpeng Motors launches the P5 sedan at an event in Guangzhou, China on April 14, 2021. The P5 is Xpeng's third production model and features so-called Lidar technology.Arjun Kharpal | CNBCXpeng has started taking pre-orders on its mass market P5 electric sedan in four European countries as the Chinese rival to Tesla continues its aggressive international expansion.The P5, which was first revealed nearly a year ago in China, can be reserved by customers in Denmark, the Netherlands, Norway and Sweden from Thursday, via Xpeng's mobile app and website.Xpeng has been pushing into Europe over the last year. In August, it...