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GB/T 16263.1-2025 Chinese PDF (GB /T16263.1-2025) GB 31648-2025 GB 45185-2024_Chinese: Optometry products -

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GB 45185-2024_Chinese: Optometry products - Safety technical specifications of finished spectacles (Chinese: 眼视光产品 成品眼镜安全技术规范)

GB/T 18737

English versions: GB 30185-2025

English versions: GB/T 20854-2025

GB/T 16263.1-2025 Chinese PDF (GB /T16263.1-2025) GB 31648-2025 GB 45185-2024_Chinese: Optometry products -GB T 16263. 1 2025_Chinese: Information technology ASN. 1 encoding rules Part 1: Specification of Basic Encoding Rules(BER), Canonical Encoding Rules(CER) and Distinguished Encoding Rules(DER) (Chinese: ASN. 1 1:BERCERDER) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 16263. 1 2025

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