you can report online or offline. If you call 12315 directly to complain or report, please answer the questions according to the staff's prompts, truthfully tell the facts, reasons and complaints, and tell your name, address, telephone number or other contact information and the name, address and telephone number of the respondent. Or bring good evidence directly to the district and county industrial and commercial bureau or the nearest industrial and commercial bureau, or you can report your real name to the Consumers Association.