Shangchuan liqueur starter and Chuanxiu liqueur starter are better than Chuanxiu liqueur starter. Shangchuan sweet wine koji has a bouquet and a sweet and sour taste; Probiotics are added to Chuanxiu sweet wine koji, which tastes sweet and delicious, and the fermentation is stronger. After improving the traditional distiller's yeast, Chuanxiu sweet distiller's yeast was developed with probiotics as the raw material for brewing distiller's yeast, with fine powder and stable fermentation. Therefore, Shangchuan liqueur koji and Chuanxiu liqueur koji are better than Chuanxiu liqueur koji.