GB/T 25138-2024 Chinese PDF (GB/T25138-2024) GB/T 24238-2025 GB 21342-2025_Chinese: Norm of energy

GB 21342-2025_Chinese: Norm of energy consumption per unit production of coke (Chinese: 焦炭单位产品能源消耗限额)

GB/T 33393-2023_Chinese: Footwear - Test methods for whole shoe - Measurement of thermal and water-vapour resistance (Chinese: 鞋类 整鞋试验方法 热阻和湿阻的测定)

GB/T 40032

GB/T 45018-2024_Chinese: Tires intelligent manufacturing - Data dictionary (Chinese: 轮胎智能制造 数据字典)

GB/T 25138-2024 Chinese PDF (GB/T25138-2024) GB/T 24238-2025 GB 21342-2025_Chinese: Norm of energyGB T 25138 2024_Chinese: Standard silica sand for checking foundry binder (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 25138 2024