Chef Staff Sergeant is a type of work in Chinese kitchens. He is mainly responsible for the quality of steamed vegetables and soup in the kitchen, ensuring that the variety and quantity of main ingredients, ingredients and seasonings, as well as the taste of finished products meet the established standards, as well as the quality of dry goods, and ensuring that the growth rate reaches the standard and the texture meets the requirements. In addition, Chef Shang also supervises the chefs to take good care of the processed or semi-processed raw materials, do a good job in environmental sanitation, and carefully clean all working utensils and containers. Chef Shang Shi is not only responsible for steaming, but also for making dishes such as abalone, shark's fin, bird's nest, sea cucumber and fish belly, and providing soup and two soups for cooking, including steamed rice and porridge.