Qualification certificate of jewelry and jade quality inspector: the examination has been implemented since 1997, and this certificate is regarded as its subordinate. ...

2.

Jewelry Appraiser Qualification Certificate: Established by the Ministry of Personnel and the Ministry of Finance in 2003, the examination is held every two years. This qualification is a professional qualification for jewelry art evaluation.

3.

Membership certificate, British Gemological Association: Gemological Appraiser Qualification Certificate of British Gemological Association. ...

4.

Diamond inspector qualification certificate: this certificate is the qualification certificate of jewelry inspection practitioners. ...