Banknote distribution method, banknote distribution device and financial self-service equipment

A device for dispensing banknotes, comprising:

• a mixed banknote box acquiring module configured to acquire sequences and denominations of banknotes in a plurality of mixed banknote boxes, wherein each of the plurality of mixed banknote boxes is a banknote box storing banknotes with a plurality of denominations, and the banknotes in the mixed banknote box are taken and stored in a form of stack;
• a single banknote box acquiring module configured to acquire a number and denominations of banknotes in a plurality of single banknote boxes, wherein each of the plurality of single banknote boxes is a banknote box storing banknotes with only one denomination;
• a banknote dispensing amount acquiring module configured to acquire a current banknote dispensing amount;
• a banknote dispensing processing module configured to obtain a banknote dispensing result based on a preset banknote dispensing rule and the banknote dispensing amount, wherein the banknote dispensing result records a number of banknotes taken from each of the plurality of mixed banknote boxes and the plurality of single banknote boxes, and wherein a total denomination of the taken banknotes is equal to the banknote dispensing amount;
• and
• a banknote outputting module configured to output banknotes based on the banknote dispensing result.