1. Environmental, convience and safe to use

2. High vacuum, high ventilation rate speed

3. Equipped with gas ballast valve, can suck a little water vapor, have function of mandatory inlet of oil

4. Continous working for 3000 to 4000 hours in free of trouble

5.100% Factory inspection to export

6. Provide the traking service of shipment

7. Have exported to more than 40 countries

8. Export carton sealed packaging