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1 thought on “wholesale bulk jewelry making chain with flowers Where is the identification certificate number of the National Jewelry and Jade Quality Supervision and Inspection Center”
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disney frozen jewelry wholesale Inquiry about the authenticity of the certificate of the National Jewelry and Jade Stone Supervision and Inspection Center (hereinafter referred to as NGTC), you only need to enter the two parameters of the "Certificate Number" and "Anti -counterfeiting Code" on the 360 jewelry guards. With the "-" logo in the certificate number, you must enter and use a small keyboard to reduce the number.
360 jewelry guard supports NGTC's jewelry and jade jewelry appraisal certificate, inlaid diamond grading certificate, precious metal jewelry purity identification certificate, and diamond grading certificate. There are four types of certificates. You can compare the following certificate samples to understand how to query the certificate of NGTC: