The main functions of packaging are: protection function, convenience function, sales function and value-added function. The realization of these three functions is all related to packaging materials and containers, packaging design, packaging technology and methods. Protection function is the most basic function of packaging.

 

   In the process of circulation, the product may be affected by various external factors, causing product contamination, damage, leakage or deterioration, reducing the product or losing its use value. Scientific and reasonable packaging can make the product resist the damage of various external factors, thus ensuring the performance of the product.

 

    QingDao TongWang is an enterprise dedicated to the production of packaging equipment. The cellular equipment produced is our superior product. It can produce packaging materials that meet the market supply, and the equipment saves time and effort, without manual counting, and saves complicated Manual operation, fast production speed under low temperature conditions, automatic quantitative gluing of glue at constant temperature, good quality.