1, ID card must be brought.
2, "Border Guard Certificate": If you want to go to Everest Base Camp, you must apply for the "Border Guard Certificate", the border guard certificate is best to apply for the police station where you are at home, so that it is free of charge and you can get it on the spot. If you really forget, you can also handle in Lhasa, you have to find a local travel agency to help go for, need to pay the current price is 80 ~ 100RMB like, but also have to waste a day.
3, student card: this whole Tibetan area can be used in the Potala Palace, normal tickets 200, if there is a student card is half price.
Otherwise there is no. Wish you a happy Tibet tour ~ ~ remember to go to the gate of the Da Zhao Temple, sit in front of the wall of lovemaking, look at the knocking long head.