GB/T 33492-2024 Chinese PDF (GB /T33492-2024) GB/T 21196.2-2025 31-2025_Chinese: National food safety standard

31-2025_Chinese: National food safety standard - Food contact materials and products - Determination of residual and migration of vinyl chloride

1-2024_Chinese: Condition monitoring and diagnostics of machines - Prognostics - Part 1: General guidelines (Chinese: 机器状态监测与诊断 预测 第1部分：一般指南)

GB/T 18910

English versions: GB/T 20032-2024

English versions: GB/T 43705-2025

GB/T 33492-2024 Chinese PDF (GB /T33492-2024) GB/T 21196.2-2025 31-2025_Chinese: National food safety standardGB T 33492 2024_Chinese: Management specification of second hand goods exchange market (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 33492 2024