123 15 is it useful to complain about the same journey?

If consumers encounter problems in purchasing tourism products or accepting tourism services during the same journey, they can complain through the platform 123 15, which is useful and consumers can reasonably safeguard their rights and interests. At the same time, the platform of 123 15 also puts forward requirements for complaints, requiring consumers to consult the merchants before making complaints. If there are any problems, they should be resolved through consultation. If negotiation fails, they should make complaints again.