123 15 can't find the business information, which means that this business is not legally registered or there is a problem with entering the business name.
Solution:
(1) Complaints should be made to consumer associations in writing, and some consumer associations can also accept complaints by fax.
(2) There should be a clear object of complaint, that is, the respondent, and an accurate address should be provided.
(3) complaints should have clear reasons, have their own clear requirements, and ensure authenticity.
In order to protect their legitimate rights and interests in time, before making a complaint, they should first consult the local consumer association by telephone and submit written complaint materials.