1. The product itself has a scientific and reasonable research and development background: Yanhai Health Management Instrument is a comprehensive research achievement based on modern medicine, biomedical engineering and meridian theory of traditional Chinese medicine. After scientific and reasonable design and development, it has high technical content and reliability.
2. The product sales model is legal and compliant: Yanhai Health Management Instrument adopts a formal sales model, that is, it is sold through authorized dealers or direct sellers, following the traditional market rules of supply and demand, and does not adopt pyramid schemes for offline promotion and recruitment.