I can introduce a few. They are used in our ballet classes. You can listen to them.
(1) Secret (Extended Allegro)-The Untold Secret Soundtrack
(2)Xiao Yu’s Li Kebai II-The Untold Secret Soundtrack
(3) Morning Exercise - The Untold Secret Soundtrack
(4) Castle in the Sky - Joe Hisaishi
(5) The Diva Dance - The Fifth Element, (this one is more intense, Suitable for modern dance)
(6) When You Told Me You Loved Me-Jessica Simpson
(7) Pearl of the Aegean Sea-Pearl
(8)v3-Jin band (suitable for skill display, very handsome)
(9) tears tears-pure music