There was no air conditioning in ancient times. How did the ancients escape the summer?

1, Ice cubes didn't have a refrigerator in ancient times, so the ancients used a freezer to store ice cubes. It is reported that this luxurious summer resort first appeared in the Zhou Dynasty, when only the government had it.

2. Cold drinks. At the end of the spring and autumn period, ice wine appeared at the banquet of the princes. The professional "ice merchant" appeared in the Tang Dynasty. They store ice in winter and sell it in summer.