GB/T 2484-2023 Chinese PDF (GB/T2484-2023) GB/T 8300-2025 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)

125-2024_Chinese: Safety of household and similar electrical appliances - Part 125: Particular requirements for self-balancing personal transport devices for use with batteries containing alkaline or other non-acid electrolytes (Chinese: 家用和类似用途电器的安全 第125部分：使用含碱性或其他非酸性电解质电池组的自平衡载人运输装置的特殊要求)

English versions: GB/T 27530-2025

GB/T 22939

7-2023_Chinese: Field device integration - Part 7: Communication devices (Chinese: 现场设备集成 第7部分：通信设备)

GB/T 2484-2023 Chinese PDF (GB/T2484-2023) GB/T 8300-2025 1-2025_Chinese: Plastics - Impact-resistant polystyrene(PS-I)GB T 2484 2023_Chinese: Bonded abrasive products Shape types, designation and marking (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 2484 2023