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1-2025_Chinese: Value engineering - Part 1: General terms (Chinese: 价值工程 第1部分：通用术语)
English versions: GB 44022-2024
GB/T 21307-2025_Chinese: Roller gin (Chinese: 皮辊轧花机)
measuring or monitoring of protective measures - Part 12: Power metering and monitoring devices(PMD) (Chinese: 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第12部分：电量测量和监视装置（PMD）)
GB 20052-2024 Chinese PDF GB/T 45296-2025 1-2025_Chinese: Value engineering - PartGB 20052 2024_Chinese: Minimum allowable values of energy efficiency and the energy efficiency grades for power transformers (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 20052 2024
