GB/T 34577-2024 Chinese PDF (GB/T34577-2024) GB/T 35150.4-2024 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)

268-2025_Chinese: National food safety standard - Determination of multi-elements in foods (Chinese: 食品安全国家标准 食品中多元素的测定)

English versions: GB/T 45016-2024

1-2024_Chinese: Mechanical vibration and shock - Characterization of the dynamic mechanical properties of visco-elastic materials - Part 1:PRinciples and guidelines (Chinese: 机械振动与冲击 黏弹性材料动态力学性能的表征 第1部分：原理和指南)

GB/T 34577-2024 Chinese PDF (GB/T34577-2024) GB/T 35150.4-2024 GB 30720-2025_Chinese: Minimum allowable valuesGB T 34577 2024_Chinese: Technical guide for by pass working on distribution network (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 34577 2024