Why does a pharmaceutical company require a copy of the household registration book for recruitment?

Pharmaceutical companies are required to provide a copy of their household registration book for recruitment purposes to verify their identity. According to the query of relevant information, pharmaceutical companies are required to provide a copy of the household registration book for recruitment purposes to ensure personal identity information and verify whether the identity is consistent with the information on the ID card. A copy of the household registration book contains important information such as name, place of origin, date of birth, etc.