For what purpose ? Mexico already has the “maquiladora” model were raw materials flow tariff free into the factory in Mexico, get assembled / transformed there

For what purpose ? Mexico already has the “maquiladora” model were raw materials flow tariff free into the factory in Mexico, get assembled / transformed there, and go back across the border to the US duty free https://en.m.wikipedia.org/wiki/Maquiladora https://en.m.wikipedia.org/wiki/Maquiladora