How to report a modified car
In recent years, the issue of modified cars has become one of the hot topics of social concern. Illegal modification of vehicles not only endangers road traffic safety, but may also cause problems such as noise pollution. If you find illegally modified vehicles around you, you can report it through the following methods and jointly maintain a good traffic environment.
1. Why should we report modified cars?

Illegal modification of vehicles poses the following hazards:
| Hazard type | Specific instructions |
|---|---|
| safety hazard | Modifications may result in reduced performance of vehicle braking, steering and other systems, increasing the risk of accidents |
| noise pollution | Some modified exhaust pipes will produce loud noise and affect residents' rest. |
| Illegal issues | Unapproved modifications are illegal and may involve insurance fraud |
2. How to identify illegally modified cars?
The following characteristics can be used to initially determine whether the vehicle is suspected of illegal modification:
| Modified parts | Characteristic expression |
|---|---|
| Appearance modification | The color of the car body does not match the original registration, large surrounds, rear wings, etc. are installed. |
| Exhaust system | The exhaust pipe has been obviously modified and the noise is abnormal when starting. |
| lighting system | Install strong lights and change the original car light color |
| Power system | Abnormal engine sound and obvious signs of modification |
3. Specific methods to report modified cars
When you discover an illegally modified vehicle, you can report it through the following channels:
| Reporting channels | Operation mode | Things to note |
|---|---|---|
| traffic police department | Dial the 122 police hotline | Provide license plate number, modification characteristics, and location of discovery |
| Traffic Management APP | Report through official apps such as "Traffic Management 12123" | Photo and video evidence can be uploaded |
| City service hotline | Dial 12345 citizen hotline | Describe the problem in detail |
| Report on site | Report directly to the traffic police on duty | Proceed under the premise of ensuring your own safety |
4. Information required when reporting
To improve reporting efficiency, it is recommended to prepare the following information:
| Information type | Specific requirements |
|---|---|
| vehicle information | License plate number, vehicle color, make and model |
| Modification features | Specific modification parts and modification performance |
| Time and place | Discovery time and specific location |
| Evidence material | Photos, videos and other imaging materials |
5. Processing process after reporting
After receiving the report, the relevant departments will generally handle it according to the following process:
| processing stage | Specific measures |
|---|---|
| Verify information | The traffic police department verifies the authenticity of the reported information |
| On-site inspection | Intercept and inspect suspected vehicles |
| Deal with it according to law | After confirming the violation, order restoration to the original status and impose penalties |
| Results feedback | Some cities will provide feedback to the whistleblower on the handling results. |
6. Things to note when reporting
1. Ensure that the reported information is true and accurate and avoid false reports
2. Pay attention to personal safety when taking evidence and do not take risks to obtain evidence.
3. Keep copies of relevant evidence materials
4. Understand the specific local policies on reporting rewards
5. Don’t have head-on conflicts with modified car owners
Through the above methods, every citizen can contribute to maintaining a good traffic environment. At the same time, we also remind car owners that vehicle modifications must comply with legal and regulatory requirements and can only be carried out after applying for change registration with the vehicle management department.
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