quality first, service first as the goal, to provide customers with high-quality products

| model | jzjpx30-4 | jzjpx70-8 | jzjpx150-30 | jzjpx300-30 | jzjpx600-70 | jzjpx1200-150×2 | jzjpx1200-300-70 |
| chief pump | zjp-30 | zjp-70 | zjp-150 | zjp-300 | zjp-600 | zjp-1200 | zjp-1200 zjp-300 |
| backing pump | 2x-4a/2xz-4 | 2x-8/2xz-8b | 2x-30a | 2x-30a/2x-70a | 2x-70a | x-150(2台) | 2x-70a |
| pumping speed(l/s) | 30 | 70 | 150 | 300 | 600 | 1200 | 1200 |
| ultimate pressure(pa) | 5×10-2 | 5×10-2 | 5×10-2 | 5×10-2 | 5×10-2 | 5×10-2 | 5×10-2 |
| model | jzjph-600.150 | jzjph-1200.150 | |
| chief pump | zjp-600 | zjp-1200 | |
| backing pump | h-150 | h-150 | |
| power(kw) | chief pump | 7.5 | 11 |
| backing pump | 15 | 15 | |
| pumping speed(l/s) | 600 | 1200 | |
| ultimate pressure(pa) | 0.1 | 0.1 | |
| air inlet(mm) | 150 | 250 | |
| air outlet(mm) | 80 | 80 | |
quality first, service first as the goal, to provide customers with high-quality products

model jzjpx (h) roots pump rotary-vane (slide valve) vacuum pump unit

model jzjps roots pump water-ring vacuum pump unit

model jzjls roots pump with circulated gas-cooling water-ring vacuum pump unit

water-ring vacuum pump unit

dry air cooled roots vacuum unit

roots,rotary-vane and oil diffusion vacuum pump unit