Legal analysis: According to the relevant laws of our country, illegally assembling vehicles does not constitute a crime and is an illegal act, but if illegally assembling vehicles constitutes a traffic accident, it will constitute a traffic accident crime, and illegally assembling vehicles will be punished.
Legal basis: Article 16 of the Road Traffic Safety Law, no unit or individual may commit the following acts:
(1) Assembling a motor vehicle or changing the registered structure, structure or characteristics of a motor vehicle without authorization;
(2) changing the model, engine number, frame number or vehicle identification code of the motor vehicle;
(3) forging, altering or using forged or altered motor vehicle registration certificates, license plates, driving licenses, inspection marks and insurance marks;
(4) using the registration certificate, number plate, driving license, inspection mark and insurance mark of other motor vehicles.
Article 133 of the Criminal Law violates traffic regulations, thus causing serious accidents, causing serious injuries, deaths or heavy losses to public and private property, and shall be sentenced to fixed-term imprisonment of not more than three years or criminal detention; Whoever escapes after a traffic accident or has other particularly bad circumstances shall be sentenced to fixed-term imprisonment of not less than three years but not more than seven years; Whoever escapes and causes death shall be sentenced to fixed-term imprisonment of not less than seven years.