* Identifier (required)
The identifier must contain 6-10 numbers, for instance, a phone number.
You need the identifier if you collect the tickets from a ticket vending machine. [*]Check incorrect information - Identifier.
网上购买芬兰境内火车票时,让填标识符,请各位前辈指点,标识符(必填)(必填)应该怎么填,没有标识符,应该怎么得到?
拜托了!!!先谢谢了!!!