E-commerce not only involves exchanges among customers, business partners andvendors, but also includes operations that handled within the business itself.
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The marine cargo insurance premium rates may vary depending on factors such as（）.
Themarinecargoinsurancepremiumratesmayvarydependingonfactorssuchas____.
General Cargo Rates are normally higher than Specific Commodity Rates in aircargo transportation.
TheAirWaybillservesas（）.