What are the requirements for the photo in Subject 4?

[LeRuby]

Subject 4 requires three one-inch white background headshot photos. Here is a detailed introduction about it: 1. Subject 4: Also known as the Subject 4 theory test or driver theory test, it is part of the motor vehicle driver's license assessment. After the implementation of the "Order No. 139 of the Ministry of Public Security of the People's Republic of China", the Subject 3 test was divided into two parts. In addition to the road test, a safety and civilization knowledge test was added, commonly referred to as "Subject 4", which assesses "driving ethics". 2. Subject 4 test content: Includes safe and civilized driving operation requirements, safe driving knowledge under adverse weather and complex road conditions, emergency handling methods for situations such as tire blowouts, and knowledge of handling after traffic accidents.