GB/T 43250-2023 Chinese PDF (GB/T43250-2023) GB/T 28589-2024 GB/T 45291-2025_Chinese: Retreaded tyres for

GB/T 45291-2025_Chinese: Retreaded tyres for earth-movers (Chinese: 工程机械翻新轮胎)

1-2024_Chinese: Smart city - City digital twin - Part 1: Technical reference architecture (Chinese: 智慧城市 城市数字孪生 第1部分：技术参考架构)

2-2024_Chinese: Technical requirements and test methods for sports field - Part 2: Swimming (Chinese: 体育场地使用要求及检验方法 第2部分：游泳场地)

6-2023_Chinese: Plastics - Determination of resistance to environmental stress cracking (ESC) - Part 6: Slow strain rate method (Chinese: 塑料 耐环境应力开裂(ESC)的测定 第6部分:慢应变速率法)

1-2024_Chinese: Methods for chemical analysis of lithium carbonate

GB/T 43250-2023 Chinese PDF (GB/T43250-2023) GB/T 28589-2024 GB/T 45291-2025_Chinese: Retreaded tyres forGB T 43250 2023_Chinese: Automotive active infrared detection system (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 43250 2023