Feature ：using quality materials，making the insect far from this by sending out singular

                light waves.

1wind insect-resistant, dustproof, sound insulation,

2saving energy by pvc door curtain use no power,without noise,

3reduce the frozen operation hours, save electricity as high as 50%.

Suitable for:food processing center, drink factory ,food factory ,cold storage,food

chemical, supermarket, logistics workshop etc