1 Yes, it must.

2 A closed bread truck is a commercial means of transport and must go through operating procedures to operate legally. Going through operating procedures can ensure that the vehicle complies with the requirements of relevant laws and regulations, including vehicle safety, transportation capacity and other aspects.

3 Going through operating procedures can also provide relevant insurance and liability protection for the vehicle to ensure that corresponding compensation and support are obtained in the event of an accident during transportation. In addition, going through operating procedures can also help maintain market order and fair competition and protect the rights and interests of consumers. The specific requirements for going through operating procedures may vary according to the laws and regulations of different regions and countries. Therefore, as a vehicle owner or transportation company, you should understand and comply with relevant local laws and regulations to ensure the legal operation of the vehicle.