There is a fellow that comes through the village trading plastic buckets for dogs. The dogs go to Vietnam. The only time Thai customs seize them is if a bunch of doo gooders come from Bangkok, and offer to feed them, as they don't want to be stuck with a hundred mangy dogs.
The price of implants went up from B20,000 to B50,000 or B60,000 in a few years . If you need a mouthfull you are better going to eastern europe somewhere like Latvia, or Slovakia.