A former pharmacist has been sentenced to 18 years in prison after he was convicted of 36 offences in connection with multiple sexual assaults of sex trade workers.
An investigation was launched in November 2012 into the string of assaults on sex workers and Allen Chow was arrested in March of the following year.
According to York Regional Police, Chow would find his victims online and would then administer drugs which rendered them unconscious before sexually assaulting them.
Chow would also photograph or videotape the assaults.
The 60 year pleaded guilty to 18 counts of sexual assault and 18 counts of overcome resistance by administering a drug in May of this year.
The Toronto resident, who according to police was also known to frequent the areas of Belleville, Cobourg, Oshawa and Markham will not be eligible for parole until he has served at least one third of his sentence.