Slice Cheongyang chili peppers and red chili peppers thinly.
Mince the garlic.
Mix soy sauce, water, sugar, and cooking wine to make the sauce.
Heat cooking oil in a pan and sauté the minced garlic.
Add the sliced peppers and lightly stir-fry.
Pour in the sauce and simmer over medium heat for about 3 minutes.
Let the finished spicy soy sauce cool, then transfer to a container for storage.