GB/T 5132.4-2024 Chinese PDF (GB/T5132.4-2024) GB/T 23453-2025 English versions: GB/T 20552-2023

English versions: GB/T 20552-2023

3-2024_Chinese: Internet of Things (IoT) - Gateway - Part 3: Test method of gateway accessing the public telecommunication network (Chinese: 物联网 网关 第3部分：面向公共电信网接入的网关测试方法)

3-2025_Chinese: Specification of intellectual property appraisement - Part 3: Trademark (Chinese: 知识产权鉴定规范 第3部分：商标)

GB/T 45620-2025_Chinese: Encoding specification of electronic code for agricultural means of production product (Chinese: 农资商品电子代码编码规则)

GB/T 4446-2025_Chinese: Shipbuilding and marine structures - Mooring winches (Chinese: 造船与海上结构物 系泊绞车)

GB/T 5132.4-2024 Chinese PDF (GB/T5132.4-2024) GB/T 23453-2025 English versions: GB/T 20552-2023GB T 5132. 4 2024_Chinese: Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes Part 4: Round laminated moulded tubes (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 5132. 4 2024