A Chinese electric car maker backed by Warren Buffett re-tooled to make face masks when COVID-19 hit — now it says it's the world's largest mask factory

· BYD, a Chinese electric car maker backed by Warren Buffett, says it has built the world's largest face mask factory, as first reported by Bloomberg.
· In a press release, the company said it can produce 5 million face masks and 300,000 bottles of disinfectant per day.
· In late January, as the coronavirus outbreak began...