1. According to the inquiry of Beijing local treasure, call the service hotline of relevant institutions for consultation and complaint: Beijing Human Resources and Social Security Bureau or Beijing Personnel Testing Center will set up a service hotline to provide candidates with consultation and complaint channels.
2. Visit the official websites of relevant institutions to make online complaints: you can log on to the official websites of Beijing Human Resources and Social Security Bureau or Beijing Personnel Testing Center to find complaints or contact the "We" page, fill in a complaint form or send an email to make a complaint.