Global demand for medical oxygen is currently more than a dozen times greater than before the pandemic, the document says, but many countries are struggling to access sufficient supplies
In the spot market, onshore yuan opened at 6.4652 per dollar and was changing hands at 6.4608 at midday, 92 pips firmer than the previous late session close
The city of 11 million is "swiftly launching comprehensive nucleic acid testing of all residents", senior Wuhan official Li Tao said at a press conference on Tuesday