YY/T 1950-2024 Chinese PDF (YY /T1950-2024) GB/T 44952-2024 GB/T 45446-2025_Chinese: Interface specification for

GB/T 45446-2025_Chinese: Interface specification for signal in space of BeiDou navigation satellite system precise point positioning service (Chinese: 北斗卫星导航系统精密单点定位服务空间信号接口规范)

GB 45671-2025_Chinese: Safety technical specifications for construction waterproof coatings (Chinese: 建筑防水涂料安全技术规范)

2-2025_Chinese: Specifications for the social security card one-card-pass of the People’s Republic of China - Part 2: Application specifications (Chinese: 中华人民共和国社会保障卡一卡通规范 第2部分：应用规范)

English versions: GB/T 44837-2024

English versions: GB/T 45281-2025

YY/T 1950-2024 Chinese PDF (YY /T1950-2024) GB/T 44952-2024 GB/T 45446-2025_Chinese: Interface specification forYY T 1950 2024_Chinese: Tissue engineering medical device Silk fibroin (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: YY T 1950 2024