GB/T 20936.2-2024 Chinese PDF (GB/T20936.2-2024) GB/T 45140-2025 GB 31648-2025_Chinese: National food safety

GB 31648-2025_Chinese: National food safety standard - Code for pollution control of dioxins and polychlorinated biphenyls in food (Chinese: 食品安全国家标准 食品中二噁英及多氯联苯污染控制规范)

English versions: GB/T 45038-2024

English versions: GB/T 16826-2023

GB/T 32077-2025_Chinese: Wind energy generation systems - Pitch system of wind turbines (Chinese: 风能发电系统 风力发电机组变桨距系统)

GB/T 44854-2024_Chinese: Requirements for equipment and management of energy measuring instruments in logistics service provider (Chinese: 物流企业能源计量器具配备和管理要求)

GB/T 20936.2-2024 Chinese PDF (GB/T20936.2-2024) GB/T 45140-2025 GB 31648-2025_Chinese: National food safetyGB T 20936. 2 2024_Chinese: Gas detectors for explosive atmospheres Part 2: Selection, installation, use and maintenance of detectors for flammable gases and oxygen (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20936. 2 2024