In late August 2023, Huawei, the global telecommunications powerhouse, made a decisive re-entry into the proprietary smartphone chip market. The launch of the Huawei Mate 60 Pro, powered by the much-anticipated Kirin 9000S, a seven-nanometer class chip, marks a crucial turning point in Huawei's tech...
Yes and no. There were plenty of commentators claiming that US sanctions were a death blow to the Chinese chip industry, who would not be able to go below 10 nm themselves, etc. This was one of the selling points for the sanctions.
You can find plenty of commentators saying anything in the modern world. That is not evidence of credibility, unless you're in a church or something.
I would challenge anyone to said that to explain how exactly stopping trade would prevent Chinese companies from improving their chips. Is it assumed they are incapable of improvement?
SMIC used ASML lithography machines to produce those chips. Thry can't buy more of them and can't get spare parts. It will be more tectonic when China can produce such lithography machines, but I wouldn't hold my breath.