GB 20072-2024 Chinese PDF GB 45669.2-2025 English versions: GB/T 12604

English versions: GB/T 12604

GB/T 1480-2025_Chinese: Metallic powders - Determination of particle size by dry sieving (Chinese: 金属粉末 干筛分法测定粒度)

GB 45320-2025_Chinese: Safety and general technical specifications for construction waterproof sheets (Chinese: 建筑防水卷材安全和通用技术规范)

English versions: GB/T 12008

GB/T 10485-2025_Chinese: Road vehicles - Lighting and light-signalling devices - Environmental endurance (Chinese: 道路车辆 外部照明和光信号装置 环境耐久性)

GB 20072-2024 Chinese PDF GB 45669.2-2025 English versions: GB/T 12604GB 20072 2024_Chinese: The requirements of safety in the event of rear end collision for passenger car (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 20072 2024