1, three-color raisins refer to three kinds of raisins: green fragrant princess, blackcurrant and red raisin, among which blackcurrant is the most expensive. Due to the influence of cold climate, it grows for a long time, so the yield is low and the price is high.

2. Blackcurrant raisins are sold by the number. The bigger the head, the higher the price, so the price of blackcurrant raisins is more expensive.