The raisins made from the seedless grapes in Turpan, Xinjiang are the most famous. The climate in Turpan is hot and dry. There are many wall holes on the four walls of the brick house. The middle is a wooden stick and the mature non-nuclear grapes will be used. On the top, after the hot air blowing, you can get high quality raisins soon. Turbin's grape vine is known for its thick and thin skin, and the raisins are just the opposite. It is not too much to describe the raisins with the words concentrated.