Bulk density is a calculation method reflecting packaging density. Low density packaging usually takes up more space than its actual weight. The calculated volume weight will be compared with its actual weight, and the freight will be calculated with the heavier one as the billing weight.

According to market practice, the calculation method of volume weight (kg) is: length (cm) x width (cm) x height (cm) ÷.

6000。 The calculation method is determined according to regional and market practices and may be different.

The calculation method of shipping weight is actual weight or volume weight, whichever is heavier.

First weight: the delivery of express mail goods is the first 0.5KG first weight (or lifting weight).

Continued weight: every 0.5KG increase is the continued weight.

Postal types are:

Postal parcels are divided into international parcels (see international mail) and domestic parcels. In China, domestic parcels are divided into ordinary parcels and insured parcels. These two kinds of packages, if the sender indicates the price of the contents and asks the post office to collect money when delivering them to the recipient, are called collection price packages.

Packages that need to be transported by plane during the whole journey or part of the postal journey are called air parcels. Light and small packages that do not exceed a certain weight, are delivered according to the letter handling method, and are shipped first, which are called express packages.

Baidu encyclopedia-postal parcel

People's Daily Online-Postal parcels are delivered to your door. After the price increase, the price is still lower than that of express delivery.