China already figured out RAM and SSD chips manufacturing. Even Apple wanted to make a deal with YMTC and CXMT: https://www.techradar.com/pro/is-apple-set-to-t

China already figured out RAM and SSD chips manufacturing. Even Apple wanted to make a deal with YMTC and CXMT: https://www.techradar.com/pro/is-apple-set-to-turn-to-china-for-its-next-memory-partner-mac-maker-reportedly-searching-for-new-friends-as-negotiations-get-tricky https://www.techradar.com/pro/is-apple-set-to-turn-to-china-... Both were struck by US sanctions.