1. Fraudulent use of another person's account is an act of fraudulent use of another person's identity, and the public security organ shall impose a fine of more than 200 yuan and less than 1,000 yuan; If a crime is constituted, criminal responsibility shall be investigated according to law.

2. Hukou is the general name of hukou and population, with hukou as hukou and population as population. The carrier of household registration is the household registration book, which is a legal document made by the household administration department of public security organs to record and retain the basic information of the registered population.

3. The household registration book is an important document of China citizens, which is made by the Ministry of Public Security of the People's Republic of China and used to register the names, places of origin, date of birth, specific titles, occupations, etc. It is needed for school, marriage, passport and other business.

In short, the way to deal with historical issues by using other people's dual accounts should be analyzed according to specific circumstances to avoid unnecessary troubles and losses.