This is a wonderful idea! To purchase products made in China is, let's be real, indirectly supporting genocide and human rights abuses. Not buying from China, or anything made in China, is going to be extremely difficult but it's a small step.
On the other hand, $OTHER_COUNTRY has a history of $BAD_THING, so the only conscientious thing to do is boycott everything their workers produce too.
As a Cold War kid I've come to despise this whole WE are the good guys, THEY are the bad guys narrative. It ignores the fact everybody has good traits and everybody has bad traits - that is it ignores the fact we're all human. None of us have the market cornered on doing good. Or doing bad.