Bring enough water to a boil in a large pot, add pinch of salt and 1/4 teaspoon sesame oil and then cook broccoli for around 1 minute. Transfer out. (No need to drain)
Heat cooking oil in wok and fry chopped garlic until aroma over slow fire, then turn up the fire and slide broccoli in.
Add salt and oyster sauce, mix well. And serve warm.