The calls were made to police claiming distraught women were being held against their will at either gunpoint or knife point.
It's alleged the calls were made to try to disrupt competition in the escort business.
Police say it's also believed escorts were threatened that they would be made known to police if they didn't work for two particular individuals.
Wen Zhan Li (male), who is 29, has been charged with two counts of extortion and four counts of public mischief.
Canada-wide warrants on the same charges have been issued for 37-year-old Rong Zhang (female).
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