China 'GB/T 31308.4-2023 ' standard english version:

NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA

GB/T 31308.4-2023

Data elements, processes and documents in administration, commerce and industry Long-lasting signatures Part 4: Attestation object attributes for long-lasting signature formats
行政、商业和行业中的数据元、过程和文档长效签名第4部分：用于长效签名格式的存证对象属性

Issued Date:2023.12.28

Implemented Date:2024.4.1

Issued by:

The Standardization Administration of the People's Republic of China

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GB Standard Code	GB/T 31308.4-2023
Standard Category	China National Standards
GB Standard English Title	Data elements, processes and documents in administration, commerce and industry Long-lasting signatures Part 4: Attestation object attributes for long-lasting signature formats{译}
GB Standard Chinese Title	行政、商业和行业中的数据元、过程和文档长效签名第4部分：用于长效签名格式的存证对象属性
Chinese Version Price	$5.00 per page
English Translation Fee	$15.00~$30.00 per page
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