GB/T 45538-2025 Chinese PDF (GB /T45538-2025) GB/T 2941-2025 English versions: GB/T 45447-2025

English versions: GB/T 45447-2025

English versions: GB/T 45194-2024

GB/T 45406-2025_Chinese: Security technical requirements for critical network devices - Programmable logic controller(PLC) (Chinese: 网络关键设备安全技术要求 可编程逻辑控制器（PLC）)

account transfer and exchange settlement (Chinese: 证券期货业与银行间业务数据交换协议 第1部分：三方存管、银期转账和结售汇业务)

GB/T 18375-2024_Chinese: Prosthetics - Structural testing of lower-limb prostheses - Requirements and test methods (Chinese: 假肢 下肢假肢的结构检验 要求和试验方法)

GB/T 45538-2025 Chinese PDF (GB /T45538-2025) GB/T 2941-2025 English versions: GB/T 45447-2025GB T 45538 2025_Chinese: Determination of plant extracts antioxidant activity Thin layer chromatography method (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45538 2025