The cryogenic units or cryogenic preservation unit price for the unit to be more expensive, lower cooling temperatures. Preservation unit is relatively inexpensive. But for cheap preservation unit, the unit itself does not have a defrost function, even if some claim to preservation unit reaches minus ten degrees, it is an exaggeration. At the time of purchase in accordance with refrigerated trucks that transported goods to select different temperature requirements cryogenic preservation unit or units. The high cost of different scales, however, not all electricity providers have a "good luck preferably" good shopkeeper support this. Has the advantage of remote Eastern Airlines cargo aircraft, recently a few years also test the water "direct origin" Inner Mongolia refrigeration chillers of the overseas cherries, seafood and other fast shipped to China, and the distribution in the domestic refrigeration chillers, they encountered problems. "High summer temperatures, humidity Heilongjiang refrigerated refrigerator, cherries if they do not distribute as soon shipped to China, it was very easy to lose the bad  bad at the beginning, we are very difficult to find qualified local distributors." Eastern "origin Direct "A handle layer told reporters, because most of the courier companies do not have refrigerated trucks Hebei refrigeration chillers, ultimately, the company chose the Japanese professional cold chain distributors black cat black cats," though a lot of transporting expensive, but the quality guarantee. "To link the entire carriage of the rare food, but also to ensure the speed of delivery, such delivery is not easy. According to Reporters multi acquaintance environment, due to the purchase of the high cost of refrigerated trucks, and now a lot of fresh food delivery service will be held with the transport van as usual, some covered with a layer up to blankets, even if refrigerated configuration, but also probably by cost control drive, in the middle of the thermostat is turned off. Refrigeration refrigerator | Shenyang-large Cold Chain | Heilongjiang refrigeration chillers provided by Shenyang-large cold-chain equipment manufacturers Limited. Refrigeration refrigerator | Shenyang-large Cold Chain | refrigerated refrigerator Heilongjiang Shenyang-large cold-chain equipment Manufacturing Co., Ltd. (www.syydzl.net/) this year introduced a new upgrade, the above picture is for reference only, please call this page or Tel picture on to obtain the latest information, contact: EXAMINATION AND.