GB/T 30420.3-2023 Chinese PDF (GB/T30420.3-2023) GB/T 21295-2024 GB/T 17263-2025_Chinese: Self-ballasted lamps for

GB/T 17263-2025_Chinese: Self-ballasted lamps for general lighting service - Performance specifications (Chinese: 普通照明用自镇流荧光灯 性能规范)

English versions: GB/T 32270-2024

English versions: GB/T 13000-2025

GB/T 13777-2024_Chinese: Test method for maturity of cotton fibers - Microscopic method (Chinese: 棉纤维成熟度试验方法 显微镜法)

GB/T 17925-2024_Chinese: Practice for X-ray digital radioscopic examination of cylinder weld (Chinese: 气瓶对接焊缝X射线数字成像检测)

GB/T 30420.3-2023 Chinese PDF (GB/T30420.3-2023) GB/T 21295-2024 GB/T 17263-2025_Chinese: Self-ballasted lamps forGB T 30420. 3 2023_Chinese: Sewing machinery terminology Part 3: Spreading and cutting machines terminology (Chinese: 3: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 30420. 3 2023