Belgium  EMS  Express Mail Service
www.ems.post/operators/belgium
Belgium post Tracking  TrackingMore.com
www.trackingmore.com/belgiumposttracking.html
Belgium Post Tracking  AfterShip
https://www.aftership.com/en/courier/bpost
http://www.cosycommunications.com/EMS.htm
Post/EMS tracking  tracktrace
www.tracktrace.com/post
How to calculate volumetric weight of Parcels :
Calculate Parcel Length x Breadth x Depth in Centimeters and divide it by 6000
(Note: Some Courier Companies have currently started dividing by 5000.)
or
Calculate Parcel Length x Breadth x Depth in inches and divide it by 366 .
