Trucks with cages would roam towns and villages for stray dogs, they'd offer plastic buckets and bowls as a trade for your dog.
You'd think dogs could sense when the dog traders were in town. Silence, no barking, many went into hiding.
Mostly western individuals and media pressure closed down many of the markets and outlawed the practice. The practice changed from local consumption to export to Laos and China where the practice is still allowed.
After the practice ended local governments had to deal with an overpopulation of stray dogs
Declined a few offers to partake in dogmeat meals, they had a very recognizable smell. From my experience, eating dogmeat was mostly done at special occasions.