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Location：News Center
- 2022-03-25Update of Test Method for Fiber Analysis
- 2021-06-04EN 71-3:2019+A1:2021 has been published
- 2021-06-04CEN published a new version of EN 71-2:2020
- 2020-04-23About updating the limitation of metal content in jewelry in CA65
- 2020-04-23Updated standard for ASTM f2923-20
- 2020-04-23CRT lab CMA qualification certification update
- 2020-04-01Holiday Notice of Tomb-sweeping Day
- 2019-12-18California Revises Jewelry Laws
- 2019-12-17Holiday Notice of Spring Festival
- 2019-09-09The Holiday for Mid-Autumn Festival and National Day