Powerkeep Electronics Corporation focus on exploitation and sales of the humidity control cabinet, wine refrigerator, and car refrigerator.The humidity control cabinet has 6 major series, they are traditional humidity control cabinet, digital humidity control cabinet, modern humidity control cabinet, colorful humidity control cabinet, low humidity control cabinet, and ultralow humidity control cabinet. The storage spaces are from 60 liters to 1250 liters. The company has the most aboundant catalog with more than 200 models in the industry, and all the humidity control cabinets are widely and economically used to storage of optical equipments and medias, precise electronical parts and components, antiques and important documents, powdered drugs and liquid, industrial tools and equipments, aerospace equipments etc. Recently the company has developed moisture-proof cabinet for expensive clothes and shoes.The wine refrigerators are used to store wine with a constant temperature, just like the wine cellar, are the ideal appliance for storage of wine. Wine refrigerators cooled by the semiconductor are made of metal with multifunction such as sterilization or keeping fresh by vacuum. Wine refrigerators cooled by the compressor are made of wood, the size could be customized according to customer&＃39;s demand.The car refrigerator could generate cool or heat by the self-made high performance semiconductor, can produce 60 centigrade degrees temperature difference. In the summer of 40 degrees, the temperature in the box can fall to -20 degrees within 1 hour; in the cold winter of -10 degrees, the temperature inside the box can be raised to 55 degrees in 1 hours. The company could produce not only the portable refrigerator for themselves, but also the embedded car refrigerator for the domestic famous car manufacturers such as Chery, Geely, Roewe, and Magotan.