Grape introduction: Caiyu Town is located at 40 degrees north latitude. The climate, water and soil and other natural conditions are very similar to the world-famous grape hometown-Bordeaux, France, and are very suitable for the growth of grapes. The harvested grapes have good quality, high sugar content, well-proportioned fruit shape and good taste. They are the main grape-producing areas in the suburbs of Beijing and have a planting history of hundreds of years.