>   FRP FOOD GRADE TANK AND BREWING TANK Adopted food grade resin, the product is hygienical safe without poison or smell which stood the test of the hebei Province Hygiene sector and had get the hygenical certificate issued by hebei Hygiene Department to ensure the hygienical standard of the product. 　　Property of products 　　1、 Smooth surface and easy to wash and clean 　　2、 Resistance to the corrosion of microorganism 　　3、 Low thermal conductivity to store with identically temperature 　　4、 Long life of usage for more than 30 years without maintenance 　　5、 Install the whole-heating and cooling equipment upon the requirement of custome