In autumn, large amounts of new pine nuts from Chaihe and Yichun go on sale in the city of ice successively. The price of new pine nuts is reduced by almost 20% this year. The Pine nut with the same size was RMB 45 yuan per Jin (half kilogram) last year, while it is RMB 35 yuan per Jin this year, with a better quality than previous years.
　　This year is an ordinary year when the pine nut output is medium. Therefore, after new pine nuts going on the market massively, the price starts to drop, and the cheapest is only RMB 30 yuan per Jin, reduced by 20% compared with the same period last year.
　　It is estimated that the price of pine nuts will rise to some extent in winter.