GB/T 43320-2023 Chinese PDF (GB/T43320-2023) GB/T 31274-2024 English versions: GB/T 42209-2022

English versions: GB/T 42209-2022

2-2025_Chinese: IPv4/IPv6 network security protection technical specifications - Part 2: Mobile communication network (Chinese: IPv4/IPv6网络安全防护技术规范 第2部分：移动通信网)

GB/T 35611-2024_Chinese: Green product assessment - Textile products (Chinese: 绿色产品评价 纺织产品)

12-2024_Chinese: Aquatic feed - Part 12: Formula feed for crucian carp (Chinese: 水产配合饲料 第12部分：鲫鱼配合饲料)

2-2024_Chinese: Seismic techniques of electrical equipment in converter station on plateau - Part 2: Specification for seismic design (Chinese: 高原用换流站电气设备抗震技术 第2部分：抗震设计规范)

GB/T 43320-2023 Chinese PDF (GB/T43320-2023) GB/T 31274-2024 English versions: GB/T 42209-2022GB T 43320 2023_Chinese: Non destructive testing of welds Ultrasonic testing Use of automated phased array technology for thin walled steel components (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 43320 2023