I work in the used car market, and my boss doesn't sign labor contracts. How can I prove that I had an accident driving a company car?

What the subject wants to ask is that I work in the used car market and my boss doesn't sign labor contracts. How to prove that driving a company car is irresponsible? Display query related information:

1. Collect salary cards, salary passbooks, salary slips or other payment records (preferably with company seal) and employee rosters. If the original evidence cannot be collected, it can be collected by copying or taking photos.

2. If the employer has purchased social security for the employee, the employee can go to the website of the Social Security Bureau or print the record of paying various social insurance premiums.

3. Collect the Work Permit, Service Certificate, Employment Certificate and Expatriate Certificate (preferably stamped by the employer) issued by the employer to the workers to prove their post identity. If the original evidence cannot be collected, it can be collected by copying or taking photos.

4. Collect recruitment records such as Registration Form and Registration Form filled out by workers. If the original evidence cannot be collected, it can be collected by copying or taking photos. It is best to go to the local official website to check the first-hand authoritative information.