The jewelry testing center of Zhongshouxie has passed the metrological certification of the national quality and technical supervision department and has complete jewelry testing instruments and equipment. Its testing personnel all graduated from professional colleges and held professional qualification certificates issued by domestic authorities. The center conducts scientific, fair and accurate detection and identification of all kinds of jewelry and jade according to the national standards "Name of Jewelry and Jade", "Identification of Jewelry and Jade" and "Diamond Classification", and issues qualified detection certificates and reports to jewelry enterprises and individuals. The Jewelry Testing Center of Zhongshouxie has been supported by the Jewelry Department of China Vocational and Technical College, and has quality inspection recognition and cooperation with many authoritative appraisal institutions such as jewelry and jade jewelry industry associations and jewelry and jade associations. Its appraiser team consists of professionals who have undergone professional training and assessment, and has many years of experience in jewelry and jade appraisal. The services provided by the Jewelry Testing Center of China Handicraft Association include jewelry and jade identification, gem processing design, etc. Meet the individual needs of customers.