Shanghai Zhenguan Packaging Material Co. , Ltd. was established on May 28,2014. The company has a number of automatic high-speed carton production lines, specializing in the production of various types of packaging cartons, paper products. It is a design, production, sales and service as one of the private enterprises. The company to improve the quality management system and rigorous scientific management system to bring quality assurance, thoughtful service and good reputation has won the trust and love of many brands.