1. The General Administration of Quality Supervision, Inspection and Quarantine is the national authority in China, responsible for supervising the work of product quality, safety and technical standards. In the aspect of luxury goods identification, the State Inspection Bureau participated in the formulation and promotion of relevant standards and carried out a lot of identification and testing work. Its appraisal result has certain authority and credibility.
2. China Jewelry and Jade Quality Supervision and Inspection Center is one of the authoritative organizations recognized by China Quality Certification and Accreditation Association. Responsible for the quality inspection and appraisal of jewelry, jade and other items, and issue corresponding quality certification certificates. The inspection of luxury goods enjoys a good reputation and recognition in the industry.