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2-2025_Chinese: Safety of transformers
4-2025_Chinese: Quality requirements for enzyme preparations - Part 4: Immobilized glucose isomerase preparations (Chinese: 酶制剂质量要求 第4部分：固定化葡萄糖异构酶制剂)
English versions: GB/T 17263-2025
GB/T 18487
1-2025_Chinese: Lightning protection system components(LPSC) - Part 1: Requirements for connection components (Chinese: 雷电防护系统部件（LPSC） 第1部分：连接件的要求)
GB/T 45448-2025 Chinese PDF (GB /T45448-2025) GB/T 20236-2025 2-2025_Chinese: Safety of transformersGB T 45448 2025_Chinese: Revert materials for wrought superalloy (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45448 2025
