GB 16994.5-2024 Chinese PDF GB/T 30889-2024 1-2025_Chinese: Plastics - Impact-resistant polystyrene(PS-I)

1-2025_Chinese: Plastics - Impact-resistant polystyrene(PS-I) moulding and extrusion materials - Part 1: Designation system and basis for specifications (Chinese: 塑料 抗冲击聚苯乙烯（PS-I）模塑和挤出材料 第1部分：命名系统和分类基础)

GB/T 21667-2024_Chinese: General rules of the second-hand goods qualification (Chinese: 二手货品质鉴定通则)

GB/T 45415-2025_Chinese: Defect analysis methods for battery electric vehicles fire accidents (Chinese: 纯电动汽车火灾缺陷分析方法)

English versions: GB/T 26741-2023

GB/T 1148-2024_Chinese: Internal combustion engines - Aluminum pistons (Chinese: 内燃机 铝活塞)

GB 16994.5-2024 Chinese PDF GB/T 30889-2024 1-2025_Chinese: Plastics - Impact-resistant polystyrene(PS-I)GB 16994. 5 2024_Chinese: Safety requirements for port operation Part 5: General cargo (Chinese: 5) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 16994. 5 2024