1. Appraisal certificate: Laofengxiang jewelry is usually accompanied by an appraisal certificate issued by an authoritative organization. There will be a seal or steel seal on the appraisal certificate. Ensure that the seal is legible to prevent forgery of the appraisal certificate.
2. Official channel consultation: You can consult through Lao Fengxiang's official website or physical store. Show them your jewelry and ask if there is any service to verify the authenticity. They may ask you to provide some photos or specific information, and then they will conduct an internal investigation.
3. Anti-counterfeiting marks: Lao Fengxiang jewelry usually has some unique anti-counterfeiting marks, such as laser engraving, micro-characters or special packaging. Check whether there are these signs on the jewelry to ensure that they are consistent with the official information.