From the market situation analysis, in recent years, whether it is domestic or Japanese, South Korean consumers like to drink pure green plum juice or green plum juice concentrate mixed with other drinks (such as wine, juice drinks, etc.), and as a noble drink. Green plum is a kind of green fruit, containing a lot of organic acids, but also contains a lot of cellulose, high vitamin content, rich variety. The international market has high quality requirements for green plum juice concentrate, the main indicators are: concentration 66±10Brix, acid content of 33-38%, pH2--3, dilution to 60Brix light transmittance of more than 85%, green plum juice concentrate is a new trend in the international market demand.