GB 31830-2024 Chinese PDF GB/T 45416-2025 English versions: GB/T 45134-2025

English versions: GB/T 45134-2025

18-2024_Chinese: Requirements of the greenhouse gas emissions accounting and reporting - Part 18: Forging enterprise (Chinese: 温室气体排放核算与报告要求 第18部分：锻造企业)

GB/T 13963-2025_Chinese: Copying(including multifunction) devices - Terminology (Chinese: 复印（包括多功能）设备 术语)

GB/T 45354

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 31830-2024 Chinese PDF GB/T 45416-2025 English versions: GB/T 45134-2025GB 31830 2024_Chinese: Norm of energy consumption per unit production of toluene diisocyanate and diphenyl methane diisocyanate (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 31830 2024