Standard for measurement of actual weight and volume weight of packages.
Answer:

the actual weight and volume measurement of the weight required to package our operation record data as the standard, our regular weighing instrument calibration, to ensure the accuracy of measurement, measurement of volume weight, uniform measurement standard of our international courier company four, measuring the length of each edge is wrapped the demand to the longest section, including prominent corner part. On the way to add parcel because of extrusion deformation caused the size of volume change, so our results may be the actual weight measurement processing and measurement with the customer's own error, so the final data are required in our operating records shall prevail.