Zhonggong Jewelry Testing Center is a newly registered rookie in jewelry testing on 20 13. However, it inherits the excellent quality and noble demeanor of Gemstone Appraisal Center of Guangzhou Branch of China Academy of Sciences, Jewelry Testing Center of Guangdong Consumer Council and Jewelry Testing and Research Center of Gold, Silver and Jewelry Chamber of Commerce of All-China Federation of Industry and Commerce, and creates "more authoritative certificate, better team and better service" with a new look, which is exclusive to Yuhuan, the medal of the 13th National Winter Games in China.

Zhonggong Jewelry Testing Center is a national jewelry testing institution certified by the State Bureau of Quality and Technical Supervision, China National Certification and Accreditation Administration, China National Accreditation Committee for Conformity Assessment and international laboratory accreditation cooperation (ILAC-MRA).