wholesale hip hop jewelry by direct silver factory There are several institutions and national levels in Nanyang Jewelery Appraisal? Is there a branch of the National Inspection or National Jewelry Quality Inspection Center in Nanyang or Zhenping?
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The authoritative testing agency in Nanyang, which can be checked on the official website, and the conclusion has legal effect.
The Silver Jewelry Jade Appraisal Center in Nanyang Technology Supervision is a branch of the Nanyang Technical Supervision Bureau. It is the only gold, silver jewelry and jade inspection and appraisal institution recognized by the Henan Quality Supervision (131) recognition (2004) word (2004), and the number of words (2004). ensure. The test data and identification results are scientific, fair, and authoritative. Affect the corresponding legal liability for the identification certificate and test report
above is a brief introduction. Specifically, you can check the keyword Nanyang Technical Supervision Gold and Jewelry Jade Appraisal Center to check