Unit Definition (ch'ih [China]) The ch'ih is a unit of distance used in China during the colonial period. The ch'ih equals 10 t'sun, 35.814 centimeters, or 14.1 inches. There are 1800 ch'ih in a li.
Unit Definition (diraa [Egypt]) The diraa is a traditional Egyptian unit of distance equal to about 58 centimeters (22.8 inches).
Length/Distance 
