GB/T 20279-2024 Chinese PDF (GB/T20279-2024) GB/T 20299.3-2024 GB/T 45445-2025_Chinese: General requirements for

GB/T 45445-2025_Chinese: General requirements for age-friendly E-commerce platform (Chinese: 电子商务平台适老化通用要求)

2-2024_Chinese: Fire shutter assembly - Part 2: Motor for fire shutter assembly (Chinese: 防火卷帘 第2部分：防火卷帘用卷门机)

GB/T 17105-2024_Chinese: Classification of aluminum-silicon dense shaped refractory products (Chinese: 铝硅系致密定形耐火制品分类)

English versions: GB/T 45192-2025

English versions: GB/T 44882-2024

GB/T 20279-2024 Chinese PDF (GB/T20279-2024) GB/T 20299.3-2024 GB/T 45445-2025_Chinese: General requirements forGB T 20279 2024_Chinese: Cybersecurity technology Technical specification for network and terminal separation products (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20279 2024