1. cooler box used for food, beverage cool,etc 2. It is clean, nontoxic 3. CE, SGS, ... freezing reagents, medicine, blood plasma, bacterin, seafood, poultry and fresh food for export.2) Daily life: cold preservation and electricity saving ... , SGS, MSDS, ROHS, etc. 400g cooler box for transportion of food, goods, beverage