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GB 15930-2024_Chinese: Fire dampers for building venting and smoke-venting system (Chinese: 建筑通风和排烟系统用防火阀门)
3-2023_Chinese: Layout key for international trade documents - Part 3: Application guidelines (Chinese: 国际贸易单证样式 第3部分：应用指南)
English versions: GB/T 13477
GB/T 45192-2025_Chinese: Technical specification for greenhouse gas emission reduction certification of the listed program - Rural biogas plant (Chinese: 基于项目的温室气体减排量评估技术规范 农村沼气工程)
English versions: GB/T 45398-2025
GB/T 15896-2024 Chinese PDF (GB/T15896-2024) GB 44917-2024 GB 15930-2024_Chinese: Fire dampers forGB T 15896 2024_Chinese: Chemical reagent Formic acid (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 15896 2024
