YY/T 0866-2024 Chinese PDF (YY /T0866-2024) GB 17354-2024 GB/T 45088-2024_Chinese: Code of practice

GB/T 45088-2024_Chinese: Code of practice for forest tree harvesting (Chinese: 林木采伐技术规程)

GB/T 45154-2024_Chinese: Ageing societies - General requirements and guidelines for an age-inclusive workforce (Chinese: 老龄化社会 年龄包容性劳动力通用要求与指南)

English versions: GB/T 28168-2025

English versions: GB/T 45390-2025

1) - Part 4: Parameterization of ASN

YY/T 0866-2024 Chinese PDF (YY /T0866-2024) GB 17354-2024 GB/T 45088-2024_Chinese: Code of practiceYY T 0866 2024_Chinese: Total inward leakage(TIL) determination method of protective face mask for medical use (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: YY T 0866 2024