The traditional 1 kg is equal to 16, hence the idiom "half a catty is eight liang".

Chinese mainland: 1959 After the State Council unified the unit of measurement, Chinese mainland was designated as "one tenth of a catty" with 50 grams.

Hong Kong and Macao market: one sixteenth of Sima Jin, about 37.799 grams. Precious metals are traded in units of 37.429 grams.

Bazaar, Singapore: One or two is 1 1? Three ounces equals one sixteenth of a catty, or 37.7994 grams.

Taiwan Province produced in Taiwan Province Province is one sixteenth of a catty, or 37.5 grams.

Buying and selling Vietnamese food market: namely Henger (L? Ng) is one tenth of a kilogram, that is,100g. Precious metal trading uses "gold and Liang Heng (L? Ng (Vietnamese: l? Ng) or c? Y) ",that is, 37.500 grams.

Extended data:

The historical evolution of "two";

In the 4th year of the Republic of China (19 14), the Beiyang government promulgated the power law, and continued to take the creation of the flat-foot warehouse system as the standard.

18 (1929) Article 5 of the Weights and Measures Law of the Republic of China promulgated by the National Government stipulates that 1 kg is 2 Liang, and 1 kg is 16 Liang. It was also a weighing unit in China in the late Ming and early Qing Dynasties-Caopingliang.

1959, People's Republic of China (PRC) * * and the State Council issued "the State Council's Order on Unifying China's Metrology System", which changed the proportional relationship between municipal quality unit "Jin" and subordinate unit "Liang" from 1: 16 to1:/kloc-0. But the balance system of traditional Chinese medicine remains unchanged.

Baidu Encyclopedia-II