21 June, summer to summer. The position of the Sun on the surface reaches the northernmost end of the year, with the longest daytime, which is the limit of day and night change and the starting point of summer. In the north, there is the term “winter to dumplings, summer to pasta”, which, although different from other places, is the practice in many areas, and in the private sector there is the term “summer to pasta, one day short”. However, the practice in the summer is not to eat the usual hot noodles, but to mix them, to make them hot, mainly because of the heat of the weather, so that the cold can appease the fire and do no harm to health. Today, a vegetable noodles are burned with long noodles, which are soft and soft, longer than the summer, and have a safe and healthy summer。