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 (span) Span is the width of a human hand, from the tip of the thumb to the tip of the pinky finger.
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Length/Distance 
Convert from ch'ih [China] to span
