Candidate's registration number. According to Zhengzhou Education Information Network, the account number of Henan ordinary high school enrollment information service platform is the candidate's registration number, and the password is set by itself. Candidates can check the results by entering the account password. Henan Province, called "Yu" for short, is a provincial administrative region of People's Republic of China (PRC) (China). Zhengzhou, the provincial capital, is located in the middle of China.