According to Zhihu's inquiry, it is generally necessary to submit some personal information and certificates, including ID card, education certificate, work experience, etc. These materials and certificates need to be verified to ensure the authenticity and accuracy of employee information. If the photos of employees are inconsistent with the electronic version, it will cause some unnecessary troubles and misunderstandings. For example, companies may think that employees' information is untrue or fraudulent, which will have a negative impact on employees' reputation and career development.