Cai Junjie is the deputy general manager of Southern Packaging Group. Mr.Cai has more than 20 years of experience in the development and production of plastic packaging for food, medicine, daily necessities, etc. In recent years, he has led the team to provide services for Mars candy products, classy kiss yogurt, Haitian Seasoning, etc.  At the scene, he will share the design and implementation of food plastic packaging from the aspects of graphic, industrial and process design and implementation of plastic packaging with several successful development cases.