454 grams conforms to the traditional "one catty" measurement method in Europe and America. Perhaps it means that manufacturers are getting closer to European and American habits. Are you going to export in the future? Or give people an illusion that the product quality of this factory can already reach the export level.

Although kilograms are used as the unit of measurement internationally, some countries still maintain their original habits. For example, liquid things still say "gallon" instead of "liter"; Gold is expressed in ounces rather than kilograms.

On weekdays, many people in China are still used to saying a few feet and inches, not just centimeters.