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The release of national standards!!!

Release time:

2019-04-02

Source:

In September 2017, Changsha Shaoguang Core Material Co., Ltd. participated in the formulation of 2 national standards for chrome plate (photomask substrate) products;

GB/T 34177-2017 Quartz Glass Wafers for Lithography

GB/T 34178-2017 Photomask Quartz Glass Substrate

August 1, 2018 has been officially started when the implementation;

Congratulations to Changsha Shaoguang Core Material Co., Ltd. for successfully passing the intellectual property standard!!

None

Congratulations to Changsha Shaoguang Core Material Co., Ltd. for successfully passing the intellectual property standard!!

None

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