GB/T 20552-2023 Chinese PDF (GB/T20552-2023) GB 25502-2024 GB 21252-2023_Chinese: Norm of energy

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 29995-2024_Chinese: Norm of energy consumption per unit production of coal-based activated carbon and semi-coke (Chinese: 煤基活性炭和兰炭单位产品能源消耗限额)

GB/T 27636-2023_Chinese: Technical specification for the processing of frozen tilapia fillets (Chinese: 冻罗非鱼片加工技术规范)

English versions: GB/T 44940-2024

GB/T 20552-2023 Chinese PDF (GB/T20552-2023) GB 25502-2024 GB 21252-2023_Chinese: Norm of energyGB T 20552 2023_Chinese: Pacific oyster (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20552 2023