In order to resolve the flaw of the present paper-packaging CAD system which can not expand the graphic library by users, the paper-packaging CAD Software is designed and implemented by combining parameters design ideas based on Java. The software’s usage is very convenient. According to the input parameters of paper-packaging container, the two-D standard expansion drawings which could be stored and printed are obtained after adding dimension mark and picture frame. All the results show that the software could greatly improve the design efficiency and speed of paper-packaging design with some practical significance.