YY/T 0866-2024 Chinese PDF (YY /T0866-2024) GB/T 28199-2025 GB/T 45627-2025_Chinese: Inspection specification for

GB/T 45627-2025_Chinese: Inspection specification for automobile climatic wind tunnel (Chinese: 汽车环境风洞试验室检验技术规范)

1-2025_Chinese: Lightning protection system components(LPSC) - Part 1: Requirements for connection components (Chinese: 雷电防护系统部件（LPSC） 第1部分：连接件的要求)

GB/T 3920-2024_Chinese: Textiles - Tests for colour fastness - Colour fastness to rubbing (Chinese: 纺织品 色牢度试验 耐摩擦色牢度)

GB/T 31968-2025_Chinese: Rare earth composite yttrium zirconium oxide ceramic powder (Chinese: 稀土复合钇锆陶瓷粉)

English versions: GB/T 44961-2024

YY/T 0866-2024 Chinese PDF (YY /T0866-2024) GB/T 28199-2025 GB/T 45627-2025_Chinese: Inspection specification forYY 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