What Do I Need To Register A Tent Trailer In Ontario I Cant Find My Vin# On My Tent Trailer?

I cant find my vin# on my tent trailer? - what do i need to register a tent trailer in ontario

I have a permit for my tent trailer, but it has a VIN number that says it is in 1972 Weijia Master six, but was the first year in 1970. Is there a VIN # somewhere hidden in the trailer, you can check the vin Title