Abstract:The quality of packaging performance is an important factor affecting whether Zongzi can be preserved well in the storage process. Zongzi's soft plastic composite film packaging is generally divided into two types: inner packaging and outer packaging. This paper analyzes the testing points of these two types of packaging performance respectively, and introduces the testing methods of each type of performance, providing a reference for enterprises to monitor the quality of soft plastic composite film materials used to package Zongzi.

　　KeywordsZongzi, soft plastic composite film materials, barrier performance, physical and mechanical properties, sanitary performance