GB/T 13894-2023 Chinese PDF (GB/T13894-2023) GB/T 45300-2025 GB 44703-2024_Chinese: General requirements for

GB 44703-2024_Chinese: General requirements for optical radiation safety (Chinese: 光辐射安全通用要求)

transport and storage of items (Chinese: 法庭科学 第2部分：检验对象的识别、记录、收集、运输和保存)

2-2025_Chinese: Safety requirements of battery swap for electric vehicles - Part 2: Commercial vehicle (Chinese: 电动汽车换电安全要求 第2部分：商用车辆)

3-2023_Chinese: Buried polyethylene(PE) piping systems for the supply of gaseous fuels - Part 3: Fittings (Chinese: 燃气用埋地聚乙烯（PE）管道系统 第3部分：管件)

GB/T 45593-2025_Chinese: Fine ceramics - Determination of the abrasion resistance of coatings by micro-scale abrasion test (Chinese: 精细陶瓷 微磨损试验测定涂层的耐磨性)

GB/T 13894-2023 Chinese PDF (GB/T13894-2023) GB/T 45300-2025 GB 44703-2024_Chinese: General requirements forGB T 13894 2023_Chinese: Petroleum and liquid petroleum products Level measurement Manual methods (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 13894 2023