In a medium size bowl, mix garlic chili paste, olive oil, and salt.Add oysters to the sauce mixture and thoroughly coat.Spread the basil leaves out on an oven-safe dish to create a bed for the oysters to cook on.Pour the oysters and the sauce over the basil leaves and spread the oysters out into a single layer.Turn the broiler on high.Place dish on top rack within a few inches from broiler.Broil for two-three minutes on high.Remove from oven and serve immediately.