The stone (st) is a British imperial unit equal to 14 pounds or about 6.35 kilograms, traditionally used in the United Kingdom and Ireland for body weight. When someone in the UK says they weigh 11 stone, they mean 154 pounds, a convention that persists in everyday conversation and medical records. One stone equals exactly 6.35029 kilograms.

The jin (斤) is a traditional Chinese unit of weight equal to 500 grams, or exactly half a kilogram. It remains the most common weight unit in Chinese markets, groceries, and daily life, where vegetables, meat, and fruit are sold by the jin. One jin equals 1.1023 pounds or exactly 500 grams.