GB/T 22371-2024 Chinese PDF (GB /T22371-2024) GB/T 23263-2024 GB 30720-2025_Chinese: Minimum allowable values

GB 30720-2025_Chinese: Minimum allowable values of energy efficiency and energy efficiency grades for gas cooking appliances (Chinese: 燃气灶具能效限定值及能效等级)

GB/T 11842-2025_Chinese: Determination of oxygen to uranium atomic ratio in uranium dioxide powder and pellets - Thermogravimetric method (Chinese: 二氧化铀粉末和芯块的氧铀原子比测定 热重法)

English versions: GB/T 28168-2025

2-2024_Chinese: Public information guidance systems - Setting principles and requirements - Part 2: Airport (Chinese: 公共信息导向系统 设置原则与要求 第2部分：民用机场)

4-2025_Chinese: Assembled spectacles - Part 4: Multifocal and power-variation near-vision spectacles (Chinese: 配装眼镜 第4部分：多焦和渐变焦老视成镜)

GB/T 22371-2024 Chinese PDF (GB /T22371-2024) GB/T 23263-2024 GB 30720-2025_Chinese: Minimum allowable valuesGB T 22371 2024_Chinese: Environmental protection requirements for facsimile machines and multi function composite facsimile machines (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 22371 2024