CNGS anti-counterfeiting rating query system

CNGS (China National Standard Grading Service, abbreviated as CNGS) is a professional coin art appraisal and rating agency, representing third-party certification industry standards. The rating scope covers Chinese ancient coins, modern mechanism coins, modern gold and silver coins, circulating commemorative coins, paper coins, foreign currencies, as well as all valuable and appreciation potential collectibles and investment products such as stamps and securities. The company adheres to the principles of fairness, impartiality, and openness, combined with the characteristics of the collection's own craftsmanship, and is authoritative appraised and rated by a team of experts from various fields in China. With high-quality services, it aims to build an internationally first-class third-party rating agency.