Sorry this is complete BS. The ASML boss is talking his book - if making this extreme ultra violet photolithographic equipment (3nm!!) was so easy, his own company would not have a complete monopoly in the market.
https://asiatimes.com/2023/01/sanctions-move-china-to-replace-chips-supply-chain/

🐦🔗: https://n.respublicae.eu/lugaricano/status/1619410829593673728