There is no "Jin" in the international standard unit, which is a unit in China. Unit conversion: 1 kg = 2kg, 1 kg = 500g.
In ancient times, all countries had their own units of measurement, the ancient unit of weight in China, Jun: 30 kg was one jun; A dozen guineas weigh one baht, 24 baht, 12 pounds.
On the unit conversion of "kilogram":
(1) 1 kg = 0.00 1 ton;
(2) 1 kg = 1 1,000 g;
(3) 1 kg = 1 ,000,000 mg;
(4) 1 kg = 1 0,000,000,000 micrograms.
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