1.Are you a manufacture or a trading company？
We are manufacture specializing in producing the air separation unit, cryogenic storage tank, LNG plant, coil-wound heat exchanger and cryogenic cold box. And we have export license.
2.What kind of certificates you have ?
We have ISO9001，ISO14001，OHSAS18001，ASME，KGS , CE/PED and so on , if you need to check we can provide.
3.Can you manufacture as ASME standard ?
Yes， we can manufacture it as ASME, CE/PED , KGS ,GOST R and etc.
4.Can we customize our own logo?
Yes, we can provide customization.
5.How much the vacuum degree can be achieved？ And what kind of material you use to do heat preservation？
About 1Pa if use Perlite ,and 0.01Pa if use aluminum foil paper.
6.Do you have PBU Pressure Building Unit in your tank? And how to control it?
Yes , it can be controlled by self-operated control valve .