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English versions: GB/T 34874
GB/T 45445-2025_Chinese: General requirements for age-friendly E-commerce platform (Chinese: 电子商务平台适老化通用要求)
GB/T 45650-2025_Chinese: Air source heat pump packages with carbon dioxide as refrigerants (Chinese: 二氧化碳空气源热泵机组)
GB/T 45198-2024_Chinese: General requirements for valuation and evaluation of used vehicles (Chinese: 老旧汽车估值评价规范)
GB/T 44931-2024_Chinese: Nanotechnologies - Generation of metal nanoparticles for inhalation toxicity testing - Evaporation-condensation method (Chinese: 纳米技术 吸入毒性研究中金属纳米颗粒制备 蒸发-冷凝法)
GB/T 17529.1-2023 Chinese PDF (GB/T17529.1-2023) GB 45186-2024 English versions: GB/T 34874GB T 17529. 1 2023_Chinese: Acrylic acid and acrylates for industrial use Part 1: Acrylic acid for industrial use (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 17529. 1 2023
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