You don't need to put a copy of your ID card in the letter when you write to the Ministry of Education. According to the inquiry of the public network, when you write to the Ministry of Education, you don't need to put a copy of your ID card in the letter, just put it in a closed envelope and write the name, address and contact information of the recipient on the envelope. The surface of the second-generation ID card adopts anti-counterfeiting film and printing anti-counterfeiting technology, and personal color photos can be used to read the information in the digital chip by machine. On February 7, 20 18, Beijing police informed that self-service of resident ID cards and WeChat application for residence permit for floating population will be launched in due course in 20 18.