International air transport quotations are mainly subject to the following elements:
(1) Name (whether dangerous or special);
(2) weight (involving charges), volume (size and bubble);
(3) packaging (whether the wooden box, with or without tray);
(4) the purpose of the airport (whether the basic point);
(5) require time (direct or fly);
(6) require flights (the flight services and price differences);
(7) bill of lading category (the main single and sub-single);
(8) the required transport services (delivery methods, customs, identification documents, whether the customs clearance, etc.).