GB/T 45353-2025 Chinese PDF (GB /T45353-2025) GB/T 31128-2025 English versions: GB 23826-2025

English versions: GB 23826-2025

English versions: GB/T 45405-2025

English versions: GB/T 44922-2024

GB/T 45342-2025_Chinese: Vitreous and porcelain enamels - Inside and outside enamelled valves and pressure pipe fittings for untreated and potable water supply - Requirements and testing (Chinese: 搪瓷制品和瓷釉 未处理饮用水供应系统用内外表面搪瓷的阀门和压力管配件 要求和试验方法)

6-2025_Chinese: Information technology - Extensible biometric data interchange formats - Part 6: Iris image data (Chinese: 信息技术 可扩展的生物特征识别数据交换格式 第6部分：虹膜图像数据)

GB/T 45353-2025 Chinese PDF (GB /T45353-2025) GB/T 31128-2025 English versions: GB 23826-2025GB T 45353 2025_Chinese: Guideline for quality grading of consumer products Household electrical appliances (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45353 2025