1, official channel inquiry: official website or customer service phone can be used to inquire whether Jiayuemei is genuine.
2. Merchant authorization inquiry: By inquiring whether the merchant is the official authorized sales point of the brand, the purchased goods are guaranteed to be genuine.
3. Identification of outer packaging: Try to buy products with complete packaging, two-dimensional code, production date, shelf life and other information.
4. Product code identification: you can judge the authenticity of the product by querying the authenticity of Jiayuemei code.