At 14:00 on August 18, 2020, a group of 4 leaders from the Beauty&Health Category of AliExpress, Alibaba visited our company to inspect and investigation the development of AliExpress cross-bor...
For normal people, SpO2 would reach to 98%~100%. Patients who have coronavirus infection, and for mild and moderate cases, SpO2 may not be significantly affected.
For severe and critically ill pati...
