How can China test 9 million people in 5 days?

[notevenat20]

And why can’t we?

From the BBC today:

The Chinese city of Qingdao is testing its entire population of nine million people for Covid-19 over a period of five days.

I don't think that we can trust anything the Chinese government say.

I don't think that we can trust anything the Chinese government say.

Do you trust anything the UK government says?