Hi yurenhui, could you can post the videos on Youtube? I'd love to see themm but can't access them at the URLs you've posted.
A psychological disorder is: "Any personal construction which is used repeatedly in spite of consistent invalidation."
~ George Kelly
"The water is your friend.....you don't have to fight with water, just share the same spirit as the water, and it will help you move."
~ Aleksandr Popov