But between investing a ton of money into that and negotiating with the US, I can only see China doing the former. They've done it before (quite recently, too)

But between investing a ton of money into that and negotiating with the US, I can only see China doing the former. They've done it before (quite recently, too), whole tech supply chains inside China. I don't think the CCP would want to be seen as "begging" to lift the bans...