QB/T 5090-2017
Technical requirements for precious metal inlaid jewelry accessories (English Version)

Standard No.

QB/T 5090-2017

Language

Chinese, Available in English version

Release Date

2017

Published By

工业和信息化部

Latest

QB/T 5090-2017

QB/T 5090-2017 history

• 2017 QB/T 5090-2017 Technical requirements for precious metal inlaid jewelry accessories