T/DZYX 004-2018
Quality classification and Value evaluation specification about Jade (English Version)

Standard No.

T/DZYX 004-2018

Language

Chinese, Available in English version

Release Date

2018

Published By

Group Standards of the People's Republic of China

Status

Be replaced 2019-11

Replace By

T/DZYX 004-2019

Latest

T/DZYX 004-2019

Scope

It stipulates the terms and definitions for the evaluation of jade products, the basic properties of jade, classification of jade quality grades, jade value assessment, evaluation methods and scoring weight composition.

T/DZYX 004-2018 history

• 2019 T/DZYX 004-2019 Jewelry salesperson job requirements
• 2018 T/DZYX 004-2018 Quality classification and Value evaluation specification about Jade