GB/T 42251-2022 Chinese PDF (GB/T42251-2022) GB/T 2099.31-2025 English versions: GB/T 32077-2025

English versions: GB/T 32077-2025

English versions: GB/T 45344-2025

English versions: GB/T 25820-2025

13-2023_Chinese: Requirements of the carbon emissions accounting and reporting - Part 13: Independent coking enterprise (Chinese: 碳排放核算与报告要求 第13部分：独立焦化企业)

English versions: GB/T 19042

GB/T 42251-2022 Chinese PDF (GB/T42251-2022) GB/T 2099.31-2025 English versions: GB/T 32077-2025GB T 42251 2022_Chinese: Technical regulations for ecological restoration of mining subsidence area (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 42251 2022