The fruit is called ginseng fruit, also called cantaloupe and eggplant, which was introduced into the country in the 1980s. This kind of ginseng fruit is shaped like a heart or oval. When mature, the peel turns golden yellow with purple-red stripes. It is rich in high protein, vitamins and more than ten trace elements necessary for the human body. The doll-shaped "ginseng fruit" that appears on the streets of Zhangjiakou is actually not a fruit, but a grafted zucchini, produced in Hainan and Yunnan. "The shape of this kind of doll does not grow naturally. When the zucchini fruit grows to the size of a ping pong ball, a transparent plastic mold is placed on it. The fruit slowly grows in the plastic mold, and its appearance will be the same as the mold. The mold is Whatever shape it takes, it will grow into that shape, which is similar to the way we print words on apples."