回复20楼::
3M, based in Minnesota, said it will import 166.5 million masks over the next three months, mostly from its factory in China. Trump last week invoked the Defense Production Act in relation to 3M, saying he was not happy with the company's delivery of N95 masks to U.S. health-care workers fighting the novel coronavirus.
简单的说大部分中国制造,你这面被打的肿不?