Suzhou 12345 complained, but there was no response. Who should I call?

1 and 12345 can't handle who to look for. If 12345 cannot handle it, you can call 12300. 12300 is the special service number of the telecom user complaint acceptance center of the Ministry of Industry and Information Technology. On September 9, 2020, the Ministry of Industry and Information Technology announced that it would integrate the telecom service complaint hotline and the network defect and spam reporting hotline into the public telephone platform hotline of the Ministry of Industry and Information Technology 1238 1. On the basis of 1238 1 system and communication platform, the "No.1 foreign service" is realized by integrating three government hotlines: 1238 1 and1232, and online intelligence is carried out synchronously for 7×24 hours. Consumers who use mobile phones or fixed-line phones can call the toll-free complaint number "12300" if they don't get a reply within 15 working days or are not satisfied with the handling results.