Q&M's Ng raises deemed stake in company with open market buying at 55.9 cents apiece

This brings the total stake under Quan Min Holdings from 55.69% to 55.94%, or just over 528.32 million shares.

Under Ng, Q&M is on an acquisition binge, pursuing three concurrent acquisitions in home ground Singapore, as well as Thailand and Australia.

In China, Aoxin Q&M, its separately listed subsidiary, is in an "active" acquisition mode as well.

Q&M Dental Group shares closed at 56 cents on March 17, up 2.73% for the day and up 88.33% in the past year.

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Aoxin Q&M, meanwhile, closed at 22 cents, down 8.33% for the day but up 450% in the past year.