Please print out and sign this authorization form arter you have read it carefully, Attach an image of the signed authorization form along with copies of the front and the back of your credit card and passport signature page to an email and send it to xyksa@ctrip com within the necessary time as specified by terms of purchase, Ctrip will not release your private information to any third party, lf any information included in this authorization is changed, the cardholder who signed the initial authorization must sign the amended or revised authorization Otherwise, we must nevertto this authorization as necessary.