Knowledge of consumers' rights and interests: introduce consumers' rights and obligations, such as return, maintenance, warranty, complaints, etc.

Consumer protection laws and regulations: Introduce laws and regulations related to consumer protection, such as the Law of People's Republic of China (PRC) on the Protection of Consumer Rights and Interests.

Consumer self-protection knowledge: Introduce how consumers can protect themselves, such as precautions when shopping, how to distinguish authenticity and avoid being cheated.

Consumer intellectual property protection: introduce the importance of consumer intellectual property protection, such as how to distinguish intellectual property infringement and how to protect their own intellectual property rights.

Consumer finance knowledge: introduce consumer finance knowledge, such as how to manage money and how to protect personal property.

Environmental protection consumption knowledge: introduce environmental protection consumption knowledge, such as how to choose environmental protection products and how to reduce waste.

Other related knowledge: introduce other consumer-related knowledge, such as network security, food safety, travel safety, etc.