GB 30251-2024 Chinese PDF GB/T 31033-2025 4-2025_Chinese: Test methods of flat

4-2025_Chinese: Test methods of flat panel display glass substrate - Part 4: Mechanical properties (Chinese: 平板显示器基板玻璃测试方法 第4部分：力学性能)

English versions: GB/T 45596-2025

8-2025_Chinese: Standardized product ontology register and transfer by data parcels - Part 8: Web service interface for data parcels (Chinese: 利用电子表格标准化产品本体的注册和传递 第8部分：数据块的网络服务接口)

English versions: GB/T 45381-2025

English versions: GB/T 45281-2025

GB 30251-2024 Chinese PDF GB/T 31033-2025 4-2025_Chinese: Test methods of flatGB 30251 2024_Chinese: Norm of energy consumption per unit production of refining and chemical industry (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 30251 2024