GB 15930-2024 Chinese PDF GB/T 22330.11-2024 English versions: GB/T 26717-2024

English versions: GB/T 26717-2024

English versions: GB/T 28885-2025

GB/T 45405-2025_Chinese: Three dimensional product data visualization application format (Chinese: 三维产品数据可视化应用格式)

English versions: GB/T 17435-2025

GB/T 45578-2025_Chinese: Non-destructive testing - Acoustic emission testing - Verification of the receiving sensitivity spectra of piezoelectric acoustic emission sensors (Chinese: 无损检测 声发射检测 压电声发射传感器接收灵敏度谱的验证)

GB 15930-2024 Chinese PDF GB/T 22330.11-2024 English versions: GB/T 26717-2024GB 15930 2024_Chinese: Fire dampers for building venting and smoke venting system (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 15930 2024