Semiconductor supply plague EV early this year solved?

$NIO Inc (NIO.US)$ $XPeng (XPEV.US)$ $Li Auto (LI.US)$ $Tesla (TSLA.US)$ $SMIC (00981.HK)$ $BYD COMPANY (01211.HK)$
Despite sanction of semiconductor production equipment from USA, China had jumped 2 generation and capable to produce 7nm chips. EV industry first 2 quarter of 2022 had been plague by semiconductor shortages. Of course most EV doesn't even use the advanced 7nm chips.
Could this spell the end of EV industry woe of China? What do you think the impact is?
https://www.bloomberg.com/news/articles/2022-07-21/china-s-top-chipmaker-makes-big-tech-advances-despite-us-curbs