According to the General Agreement on Trade in Services (GATS), “trade in services” include:

A、thecross-bordersupplyofservicesthatdonotrequirethephysicalmovementofeitherthesupplierortheconsumer.;
B、thesupplyofservicesthatrequiretheconsumertogotothesupplier.;
C、servicessuppliedintheterritoryofamemberstatebyaservicesupplierfromanothermemberstatebymeansofthetemporarypresenceofnaturalpersonsofanothermemberstate.;
D、Alloftheabove.