GB 44022-2024 Chinese PDF GB 20052-2024 GB/T 45678-2025_Chinese: General requirements for

GB/T 45678-2025_Chinese: General requirements for civil tethered unmanned aircraft system (Chinese: 民用系留无人机系统通用要求)

9-2025_Chinese: Information technology - Biometric sample quality - Part 9: Vascular image data (Chinese: 信息技术 生物特征样本质量 第9部分：血管图像数据)

Delivery (PDF in Chinese): 2 working-hours typically

GB/T 45172-2024_Chinese: Sensory analysis methodology - Guidelines for the measurement of the performance of a quantitative descriptive sensory panel (Chinese: 感官分析方法 定量描述感官评价小组表现评估导则)

English versions: GB/T 45267-2025

GB 44022-2024 Chinese PDF GB 20052-2024 GB/T 45678-2025_Chinese: General requirements forGB 44022 2024_Chinese: Safety technical specification for ammonium nitrate (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 44022 2024