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GB/T 33798-2025_Chinese: Bio-polyester drum-linkage bags (Chinese: 生物聚酯连卷袋)
GB/T 16254-2024_Chinese: Mohair (Chinese: 马海毛)
GB/T 45137-2024_Chinese: Technical code of practice with genome editing and breeding for livestock and poultry (Chinese: 畜禽基因组编辑育种技术规程)
GB 21252-2023_Chinese: Norm of energy consumption for unit production of architecture and sanitary ceramics and alumina grinding ball (Chinese: 建筑卫生陶瓷和耐磨氧化铝球单位产品能源消耗限额)
GB/T 20657-2022 Chinese PDF (GB/T20657-2022) GB/T 44955-2024 GB/T 33798-2025_Chinese: Bio-polyester drum-linkage bagsGB T 20657 2022_Chinese: Petroleum and natural gas industries Formulae and calculations for the properties of casing, tubing, drill pipe and line pipe used as casing or tubing (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20657 2022
