What are the units of measurement for rural land in China, such as a quintal of field.

There are three units of land area specified in China: square meter (㎡), hectare (h㎡), and square kilometer (k㎡).

Mu is the unit of land area in the Chinese municipal system, and one mu is equal to sixty square meters, or about 666.67 square meters. Fifteen mu is equal to one hectare. The 60 square meters was chosen because of the ancient Chinese method of counting. Now counting most of the ten for a unit of rounding

1 hectare = 16.66666 hectares = 100 acres;

hectare of the unit symbol with "h ㎡", where hm means hundred meters, h ㎡ means hundred meters of the square (square hectometer in English), which is 10,000 square meters, that is, 1 hectare. That is, 10,000 square meters, or 1 hectare.