More than 2,400 years ago, China invented the "Bronze Ice Mirror" for freezing wine and food. At the end of the 19th century, freezers were invented for transporting food over long distances. In 1913, the first refrigerator was born in the United States, and human beings entered the era of refrigerators. In 1967, the first vehicle-mounted quick-freezing refrigerator was invented by...

  There are two main types of car refrigerators on the market, one is a semiconductor car refrigerator, and the other is a compressor car refrigerator. The compressor is the traditional technology of traditional refrigerators, and the cooling temperature is low, ranging from -18 degrees to 10 degrees. The refrigeration efficiency is high, it can make ice and keep fresh, and the volume...