GB 30180-2024 Chinese PDF GB/T 24129-2025 English versions: GB/T 45390-2025

English versions: GB/T 45390-2025

GB/T 45464-2025_Chinese: Test method for modifier content of SBS modified asphalt for road engineering (Chinese: 道路用苯乙烯-丁二烯-苯乙烯嵌段共聚物（SBS）改性沥青改性剂含量检测方法)

English versions: GB/T 26189

GB/T 44948-2024_Chinese: Sampling requirements and assessment for metal streamline of steel die forging parts (Chinese: 钢质模锻件金属流线取样要求及评定)

GB/T 45496-2025_Chinese: Motor vehicle product recall - Guidelines for information defect assessment (Chinese: 汽车产品召回 信息缺陷评估指南)

GB 30180-2024 Chinese PDF GB/T 24129-2025 English versions: GB/T 45390-2025GB 30180 2024_Chinese: Norm of energy consumption per unit production of coal to olefins, coal to synthetic natural gas and coal to liquids (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 30180 2024