They are behind on software. At least my Tang EV isn't at the level of Tesla. Among the Chinese EV makers that sells significantly outside of China I think NIO and XPENG are the more software oriented ones.
Xiaomi is preparing to enter global EV market, and their software looks absolutely amazing. You can see it in MKBHD's video around 5 minutes mark https://youtu.be/Mb6H7trzMfI