Standard number: GB/T 16552-2003
Standard name: name of jewelry and jade
Standard Status: Active
English Title: Nomenclature of Gems
Substitute: GB/T 16552- 1996.
Implementation date: 2003- 1 1- 1
Promulgated by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China.
Content Description: This standard specifies the categories, definitions, naming rules and expression methods of jewelry and jade. This standard is applicable to the naming of jewelry and jade.
Standard number: GB/T 16553-2003
Standard Name: Jewelry and Jade Identification
Standard Status: Active
English title: Gems—-testing
Substitute: GB/T 16553- 1996.
Implementation date: 2003- 1 1- 1
Promulgated by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China.
Content Description: This standard specifies the terms, identification methods and standards of jewelry and jade. This standard is applicable to the determination of jewelry and jade varieties.
Iridium guide
With the approach of the Lunar New Year, the popularity of brand marketing is getting higher and higher, and the special offers of the Year of the Ox of major