大國難治；機警小國可減少損失：she saw Singapore and other countries taking precautionary steps even before they had many cases.

2020.3.24

India’s lockdown begins with confusion and desperation 2020.1 “Basically, we were at the point where we needed to start every machine up. It happened pretty much instantaneously” The supply chain team at 3M noticed early. “We monitor our demand constantly,” says Charles Avery, global value stream director for 3M’s personal safety division. “We knew we could be in for an X factor.” McCullough, who has worked on respiratory protection for much of her 23 years at 3M, began to worry when she saw Singapore and other countries taking precautionary steps even before they had many cases. “We started realizing how quickly this was spreading,” she says.