Hot and sour noodles are well-trained by Duoweizi catering and snack training institutions. According to the relevant information, the Duoweizi Catering and Snacks Training Institution provides hot and sour noodle training all year round. The tuition is only 2,000 yuan, the authentic taste, and the training and training are included. Famous teachers teach the techniques one-on-one, and you can operate it yourself until you learn it.