GB/T 26940-2023 Chinese PDF (GB/T26940-2023) GB/T 45128-2025 GB/T 45598-2025_Chinese: Fine ceramics -

GB/T 45598-2025_Chinese: Fine ceramics - Test method of elastic modulus

English versions: GB 31830-2024

1-2025_Chinese: Speech interaction technology for intelligent household appliances - Part 1: General requirements (Chinese: 智能家用电器的语音交互技术 第1部分：通用要求)

3-2023_Chinese: Rotary shaft lip-type seals incorporating elastomeric sealing elements - Part 3: Storage

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 26940-2023 Chinese PDF (GB/T26940-2023) GB/T 45128-2025 GB/T 45598-2025_Chinese: Fine ceramics -GB T 26940 2023_Chinese: Dried oysters (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 26940 2023