GB/T 44991-2025 Chinese PDF (GB /T44991-2025) GB/T 31907-2025 GB/T 31379

GB/T 31379

GB/T 20991-2024_Chinese: Foot protection - Test methods for footwear (Chinese: 足部防护 鞋的测试方法)

12-2025_Chinese: Rules for agricultural seed testing - Part 12: Varietal quality - GMO seed testing (Chinese: 农作物种子检验规程 第12部分：品种质量 转基因种子测定)

English versions: GB/T 29292-2024

GB/T 45085-2024_Chinese: Specification for network information evidence preservation of recyclable resources recovery (Chinese: 再生资源回收利用网络信息存证规范)

GB/T 44991-2025 Chinese PDF (GB /T44991-2025) GB/T 31907-2025 GB/T 31379GB T 44991 2025_Chinese: Railway applications Testing of rolling stock on completion of construction and before entry into service (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 44991 2025