China's daily COVID-19 testing capacity hits 3.78 million

China ramped up its nucleic acid testing capacity to an average of 3.78 million tests per day in June, compared to 1.26 million tests per day in early March, said Guo Yanhong, an official with the National Health Commission, on Wednesday.

Guo said 90.41 million tests had been conducted in the country as of June 22.