10. Lowest outlet pressure of dosing valve ensures minimum liquid nitrogen splash. 11. No frost operating condition. 12. Precise adjustability of dosing amount and dosing time 13. Continuous self-monitoring through alarm indicator 14. PLC control/Touch screen/user-interface language selectivity 15. Could connect liquid nitrogen vacuum and heat insulation pipe, also could provide a complete liquid supply system from liquid nitrogen storage tank to filling production line. 16. Small size and easy to install 17. Diversity machine types ensures to suit different capacity production lines. 18. Apply to all different sizes pet bottles and thin-wall easy open cans production lines