Doesn't matter about performance, if it works and nobody complains, what people should be looking at is the potential number of processors they could sell. According to Google, 2021 - China had 529,300 educational institutions of all kinds, 291 million students enrolled, full-time teaching staff was 18,443,700 and 294,800 kindergartens across the country, thats a lot of cpu's western companies not going to get cash from.
Now lets expand that, NK and the likes decides to buy Chinese as cheaper, India develops their own, western manufacturers should be taking a very good look and be worried.
This isn't even including server and military sales, this is just the start of Asian fighting back!