One catty is equal to 500 grams, so two catties are equal to 1000 grams, which is1000 g.

Jin is the unit of measurement of mass, and each Jin is equal to half a kilogram, that is, 500 grams. Jin is generally used to measure the weight of food or other items in daily life. Gram is also a unit used to express quality, which is usually used to measure the small weight of items, such as food, cosmetics, medicines and so on.