Casserole is a popular consumer food, which originated in Chongqing, Sichuan. Through the refinement and improvement of technology, the combination of traditional Chinese medicine and food culture has finally become a delicious staple food praised by everyone. The soup of Tianwang Casserole is made of nearly 20 kinds of precious medicinal materials, which lasted for more than three hours. Its characteristics are: the imported juice is thick and fresh, spicy and mellow. Because of its diverse colors and reasonable consumption grade, consumers at all levels can eat spicy and delicious pasta. The signboard of Tianwang Casserole is unique in meaning and ingenious in conception, which makes diners feel strange, linger for tasting, and step by step, which is really unforgettable. In the past two years, there have been more than 200 authentic Tianwang casserole shops all over the country. In many stores, each table is turned over 3-5 times at lunch and more times at dinner.