GB/T 43253.2-2023 Chinese PDF (GB/T43253.2-2023) GB/T 19980-2025 4-2025_Chinese: Rules for agricultural seed

4-2025_Chinese: Rules for agricultural seed testing - Part 4: Sowing quality - Germination test (Chinese: 农作物种子检验规程 第4部分： 播种质量 发芽试验)

2-2024_Chinese: Grades of cemented carbide - Part 2: Grades of cemented carbide for rock drilling and engineering (Chinese: 硬质合金牌号 第2部分：凿岩及工程用硬质合金牌号)

GB/T 31790-2025_Chinese: Detection and identification of main viroids for Solanaceae crops (Chinese: 茄科作物重要类病毒检测鉴定方法)

10-2024_Chinese: IPv6 evolution technical requirements - Part 10: Enhanced VPN(VPN+) for supporting IP network slicing (Chinese: IPv6演进技术要求 第10部分：支持IP网络切片的增强型虚拟专用网（VPN+）)

GB/T 43253.2-2023 Chinese PDF (GB/T43253.2-2023) GB/T 19980-2025 4-2025_Chinese: Rules for agricultural seedGB T 43253. 2 2023_Chinese: Road vehicles Functional safety audit and assessment method Part 2: Concept phase and system level (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 43253. 2 2023