In case of complaints about product quality, the company can call the local administrative department for industry and commerce or 12020 to make complaints. If any party complains about the work, the company can call the local labor inspection brigade or 12020 to make a complaint. According to Article 39 of the Law of People's Republic of China (PRC) on the Protection of Consumer Rights and Interests, disputes over consumer rights and interests between consumers and business operators can be resolved through the following channels:
1. negotiate with the operator.
2. Request consumers' associations or other mediation organizations established according to law to mediate.
3. Complain to the relevant administrative department.
4. According to the arbitration agreement reached with the operator, apply to an arbitration institution for arbitration.
5. Bring a lawsuit to the people's court.