Then get a pan or wok. Place green beans in and fry for 2-3 minutes until the water on the surface is dried mostly. Then add around 2 tablespoons of oil in pan and continue cooking until the green beans becomes wrinkled. This process may take around 10 to 12 minutes. Be patience. Turn the beans avoid partially overcooked. Then transfer the green beans out.
Keep the oil and fry minced pork until crispy and browned. Add a very small pinch of salt and drizzle around 1 teaspoon of light soy sauce along with the edges of the pan.
Place garlic, ginger and scallion white, Ya Cai, dried chili pepper and Sichuan peppercorn. Fry until aromatic.
Return green beans, add salt, sugar and light soy sauce. Mix well and sever hot!