The Editor gets on the bus in China to meet the low-cost equivalents of Western battery machine makers.
You've read much of it before of course – the explosive growth of China, the massive expansion of the Chinese battery industry, the low labour costs, the inevitable air pollution.
Reading is one thing; being there is another. My experience of the Chinese battery industry has been limited to Chinese battery fairs – hardly the best places to get a picture of what's really going on, except that I have found there are a lot of people . . .