1. all storage tanks have been tested by non-destructive testing to ensure the safety of use, prolong the service life of the tanks and guarantee the quality of the products.
2. vacuum insulation technology, using pearl sand filling or multi-layer winding, can reduce the static evaporation rate of the storage tank, better keep the low temperature, saving cost for the user.
3. the tank paint spraying adopts primer, anticorrosion paint and surface paint. Three-layer painting can effectively prevent corrosion and prolong the service life of the tank.