China, shi zhi system
units of land area

qing

mu

100

fēn

10

1,000

10

100

10,000

hao

10

100

1,000

100,000

= 2/3
sq m

= 6 2/3
sq m

= 66 2/3
sq m

= 666 2/3
sq m

= 6 2/3
hectares

0.797
sq yd

7.973
sq yd

79.73
sq yd

797.3
sq yd

16.47
acres

The SI equivalents are exact and the English ones approximate.

home | units index | search |  contact drawing of envelope |  contributors | 
help | privacy | terms of use