GB 31830-2024 Chinese PDF GB/T 45416-2025 GB/T 13963-2025_Chinese: Copying(including multifunction) devices

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

English versions: GB/T 45134-2025

GB 43471-2023_Chinese: Light sources - Safety requirements (Chinese: 光源 安全要求)

English versions: GB/T 45578-2025

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 31830-2024 Chinese PDF GB/T 45416-2025 GB/T 13963-2025_Chinese: Copying(including multifunction) devicesGB 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