YUANTU interpretation of energy consumption regulations for tempered glass in the new CHINA National Standard GB21340-2019

• Categories:News Center
• Author:YUANTU TECHNOLOGY
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• Time of issue:2019-10-28 18:41
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(Summary description)China's national mandatory standard GB21340-2019 was released on October 14, 2019 and will be officially implemented on May 1, 2020. This mandatory standard specifies the unit energy consumption limit