The unit of weight has a long history. In ancient times, all countries had their own units of measurement. China ancient unit of weight, Jun: 30 kg is one jun; A dozen guineas weigh one baht, 24 baht, 12 pounds.
China has specific units of measurement, such as international kilograms and tons, American and British pounds and so on.
Ancient unit of weight
Jun: thirty pounds is a gentleman; A dozen guineas weigh one baht, 24 baht, 12 pounds.
The weight unit of shovel and uniform porcelain is the earliest shovel and uniform found on Yi vessels, just like the units of Sikel and Mina used by ancient Assyrians. Sikel has two standards, one weighs seventeen centimeters and the other weighs eighteen centimeters. Later, Phoenicians and Hebrews also adopted this unit, and various standards appeared. Fifty shekels equals one meter, and sixty meters equals one Taranton.
This balance system spread from Babylon to Greece, but Taranton in different parts of Greece is different. Although there are two versions of China's Kui, it is probably the heavier one, that is, three Kui weighs 220 Liang, which can be proved from Mao's inscription "Take 30 Kui" that the Kui there can't be only eleven baht. During the Warring States period, there were only two units of weight, namely Jin and Yi, and one Jin was sixteen Liang. A pot of twenty-two
Judging from the records in the literature at that time, it seems that these two units have been misused. It seems that these two units have no formal contact with Lu Helian, which is difficult to explain. Although people later associated these units with Thai baht, all four units became Thai baht or multiples of two. However, there seems to be no such two units as baht and beam in the inscriptions of Oracle Bone Inscriptions and Yin and Zhou Dynasties.