catty; (PRC) weight equal to 500 g; (Tw) weight equal to 600 g; (HK, Malaysia, Singapore) slightly over 604 g

Taiwan catty (weight equal to 0.6 kg)

Chinese unit of weight equal to 0.5 kg

(lit.) four ounces can move a thousand catties (idiom); (fig.) to achieve much with little effort

although small, a steelyard weight may tip a hundred pounds (idiom); apparently insignificant details can have a large impact; for want of a nail the battle was lost