Length
1 chi (foot) = 12.3 inches
10 chi = 1 zhang = 123 inches
180 zhang = 1 li = 22,140 inches (0.35 miles)
Area
1 mu = 0.14 acre
100 mu = 1 qing = 14 acres
Weight
1 qian = 0.13 ounce
10 qian = 1 liang (tael) =1.3 ounces
16 liang = 1 jin (catty) = 20.8 ounces (1.3 pounds)
100 catties = 1 dan = 130 pounds
Volume
1 shi = 107.4 liters
(Note: Though shi was a measure of volume, it was equal to 1 dan in weight.)
Sources: Edward L. Farmer, Early Ming Government: The Evolution of Dual Capitals (Cambridge: Harvard University Press, 1976), 2 (table 2: Terms of Measure); Ray Huang, Taxation and Government Finance in Sixteenth-Century Ming China (Cambridge: Cambridge University Press, 1974), xiv (Ming Weights and Measures); Frederick W. Mote and Denis Twitchett, ed., The Cambridge History of China, vol. 7: The Ming Dynasty 1368–1644, Part 1 (Cambridge: Cambridge University Press, 2008), xxi (Ming Weights and Measures).