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GB/T 28884-2024_Chinese: Seamless steel tubes for large capacity gas cylinder (Chinese: 大容积气瓶用无缝钢管)
English versions: GB/T 45199-2025
1-2024_Chinese: Ships and marine technology - Design
English versions: GB/T 45192-2025
GB 30251-2024_Chinese: Norm of energy consumption per unit production of refining and chemical industry (Chinese: 炼化行业单位产品能源消耗限额)
GB/T 39075.1-2023 Chinese PDF (GB/T39075.1-2023) GB 4234.2-2024 GB/T 28884-2024_Chinese: Seamless steel tubesGB T 39075. 1 2023_Chinese: Organic light emitting diode(OLED)light sources for general lighting Safety Part 1: General requirements and tests (Chinese: OLED 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 39075. 1 2023
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