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(MAO SIQIAN) |
A visitor studies the family vegetable bar at the China Hi-tech Fair, held in Shenzhen, Guangdong Province, from November 16 to 21.
The bar, which is in the shape of a refrigerator, can adjust humidity, temperature and density of carbon dioxide according to the condition of vegetables.
An array of smart and green kitchen appliances have been put on display during the fair. |