$Q & M DENTAL GROUP (S) LIMITED(QC7.SI)$Q&M Dental Group (Singapore) (QC7), Aoxin Q & M Dental Group (1D4): Acumen Diagnostics, which is 51-49 owned by Q&M and Aoxin Q&M, has been granted a licence by the Ministry of Health to provide offsite swabbing and Covid-19 polymerase chain reaction (PCR) tests services at Q&M's network of clinics and Acumen's headquarters. Shares of Aoxin Q&M closed at S$0.24, down S$0.005 or 2.1 per cent, while shares of Q&M closed at S$0.59, down S$0.005 or 0.8 per cent, before the announcement.