The eight major items of jewelry product identification are: name, quality (weight), price (unit price), implementation standard, name or registered trademark of the production or sales enterprise, approval certificate, address and contact information of the production or sales enterprise.

Generally, it is the name, gold content (or any process) and price. Either the name, total mass (gram weight), gold content and labor cost.

GB/T 16552-2003 is the national implementation standard for jewelry and jade names, and 2003 is the year number of other countries (the latest implementation standard is 20 10 version, and the 2003 version has expired). If a commodity is inlaid with precious metals, jewels and jade. Precious metals and jewels and jade should have corresponding implementation standards.

Jewelry made of other materials should meet the requirements of corresponding national standards. For example, accessories made of textiles should comply with GB18401-2010, and leather products should comply with GB20400-2006. Logo requires that children's ornaments should be clearly marked on labels or other signs.

Signs are printed on precious metal jewelry. 3. Product identification mark is the general name of various descriptions used to identify products and their quality, quantity, characteristics, characteristics and uses. Signs can be expressed in words, symbols, numbers, patterns and other forms.

Text logo: pure gold, thousands of gold, ten thousand gold, pure gold 99, pure gold 999 and so on. Or English letters with the number AU99AU99AU990 and so on. The logo of the necklace is usually placed in the middle or both sides of the M buckle of the necklace.