In the summer, it is the peak of the use of refrigerators. The relatively high price of air-cooled refrigerators is not the first choice for every consumer. Most people still pay more attention to the price/performance ratio of products. Since the choice of direct cooling refrigerators, defrost is one. The inevitable thing is. Why defrosting? First we have to be clear to the consumer
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Shanghai Kosta Electric Co., Ltd. , https://www.kostagenerators.com