Why is there no small notebook for the nine-valent vaccine?

The vaccination of the nine-valent vaccine is an electronic file, and there is no notebook. According to the relevant information, the vaccination situation of the nine-valent vaccine is recorded in the computer system, and the vaccination information can be found with the ID card, and no notebook is issued. Nine-valent vaccine refers to the vaccine to prevent cervical cancer caused by human papillomavirus infection. Nine-valent vaccine is suitable for 16 to 26-year-old women.