T/JYBZ 004-2018
The division and determination of the quality grade of educational piano products (English Version)

Standard No.

T/JYBZ 004-2018

Language

Chinese, Available in English version

Release Date

2018

Published By

Group Standards of the People's Republic of China

Latest

T/JYBZ 004-2018

Scope

This standard specifies the grading principles, usage environment conditions, requirements, main raw materials, marking, packaging, transportation, storage, sampling and inspection, and quality grade determination of stringed musical instruments and piano products for teaching.

T/JYBZ 004-2018 history

• 2018 T/JYBZ 004-2018 The division and determination of the quality grade of educational piano products