GB/T 27621-2024 Chinese PDF (GB/T27621-2024) GB/T 45548-2025 GB/T 45164-2024_Chinese: Classification and designation

GB/T 45164-2024_Chinese: Classification and designation of defects in investment castings (Chinese: 熔模铸件缺陷分类及命名)

GB/T 16311-2024_Chinese: Specification and test method for road traffic markings (Chinese: 道路交通标线质量要求和检测方法)

4-2024_Chinese: Ladders - Part 4: Hinged ladders (Chinese: 梯子 第4部分：铰链梯)

GB/T 45112-2024_Chinese: LTE-based vehicular communication - Technical requirement of security certificate management system (Chinese: 基于LTE的车联网无线通信技术 安全证书管理系统技术要求)

English versions: GB/T 24851-2024

GB/T 27621-2024 Chinese PDF (GB/T27621-2024) GB/T 45548-2025 GB/T 45164-2024_Chinese: Classification and designationGB T 27621 2024_Chinese: Diagnostic techniques for equine rhinopneumonitis (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 27621 2024