GB/T 42442.2-2024 Chinese PDF (GB/T42442.2-2024) GB/T 45624-2025 GB/T 1464-2024_Chinese: Test method for

GB/T 1464-2024_Chinese: Test method for density of sandwich construction or cores (Chinese: 夹层结构或芯子密度试验方法)

English versions: GB/T 31406-2024

GB/T 19865-2024_Chinese: Safety of electric toys (Chinese: 电玩具的安全)

English versions: GB/T 45154-2024

40-2024_Chinese: Specifications for optical fibre test methods - Part 40: Measurement methods and test procedures for transmission characteristics - Attenuation (Chinese: 光纤试验方法规范 第40部分：传输特性的测量方法和试验程序 衰减)

GB/T 42442.2-2024 Chinese PDF (GB/T42442.2-2024) GB/T 45624-2025 GB/T 1464-2024_Chinese: Test method forGB T 42442. 2 2024_Chinese: Smart city Smart parking Part 2: Data requirements (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 42442. 2 2024