Our company is engaged in permafrost research, thermosiphon refrigator tube, deep well drilling, geophysical exploration, hydrogeological and geotechnical research with a high professional level, and is the official distributor of ONSET data logger and monitoring products in Mongolia. We have successfully installed thermosiphon pipes in highways and engineering structures built in permafrost areas, which are a construction technology to prevent the process of settlement, cracking and aging caused by thawing of solids.