Long days in Shanxi company specializes in all kinds of fresh fruit and vegetable preservation library, pre-cold storage, cold storage, wholesale and retail business design refrigerator, construction, refrigeration equipment, as well as fruit and vegetable storage technical advice, guidance and other after-sales service. Strengthening moisture and cold storage building envelope separated steam capacity, cold storage building envelope measures taken to moisture vapor barrier is necessary, cold storage installation, or insulation material insulation properties will deteriorate. This is when the cold storage construction just started using good insulation properties, but after a period of time with the reasons for the deterioration insulation effect. Since water vapor from the high temperature side to low side penetration, therefore, moisture vapor barrier should be located at the side of high temperature insulation. The smell of cold storage because of the occurrence of the cause of the so-called odor, namely freezer cooking materials and food under the influence of external factors, cold storage, through physical and chemical changes occur an abnormal smell, Over time, this breath came adhesion cold storage on the walls, ceiling, and equipment and facilities. Freezer odors occur, generally speaking there is reason causes the following areas: food into the refrigerator before there is a smell not exist. Erosion into the cold front had bad food signs, such as the deterioration of eggs, meat and fish. Over the fish cold storage, without washing that is stored meat, eggs, fruits and vegetables or raw food dishes, infection and deterioration caused by the negative atmosphere. Cold, poor ventilation, temperature and humidity is too large, cold storage customization, resulting in mold blooms, cold storage Which is good, the occurrence of mildew smell. Cold storage refrigeration pipes leaked refrigerant (ammonia) corrosion to occur in foods cause odor. Freezer temperature does not drop, resulting in deterioration of rotten meat taste erosion occurs. This environment occurred in the fresh meat is not frozen, freeze that is transferred through the library storage. There is a difference in the flavor of the food cold storage warehouse, resulting in food odor infect each other. Cold storage manufacturers _ Shanxi Lung Preservation (Online) _ cold storage preservation techniques provided by the Shanxi Lung Development Co., Ltd. Shanxi Lung Preservation Technology Development Co., Ltd. (www.sxltbx.com) is Taiyuan, heat, refrigeration and air conditioning equipment leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customers needs. Lung preservation of leadership in Shanxi with the staff warmly welcome all inquiries negotiations to create the Shanxi Lung Preservation better future.