GB/T 19520.21-2023 Chinese PDF (GB/T19520.21-2023) GB/T 24055.1-2024 GB/T 27530-2025_Chinese: Diagnostic techniques for

GB/T 27530-2025_Chinese: Diagnostic techniques for bovine haemorrhagic septicaemia (Chinese: 牛出血性败血症诊断技术)

English versions: GB/T 14124-2024

GB/T 4167-2024_Chinese: Weights (Chinese: 砝码)

GB/T 21672-2024_Chinese: Quick frozen coated shrimp or prawn (Chinese: 速冻裹衣虾)

English versions: GB/T 45121-2024

GB/T 19520.21-2023 Chinese PDF (GB/T19520.21-2023) GB/T 24055.1-2024 GB/T 27530-2025_Chinese: Diagnostic techniques forGB T 19520. 21 2023_Chinese: Mechanical structures for electrical and electronic equipment Dimensions of mechanical structures of the 482. 6 mm (19 in) series Part 3 109: Dimensions of chassis for embedded computing devices (Chinese: 482. 6 mm(19 in) 3 109) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 19520. 21 2023