GB 4715-2024 Chinese PDF GB/T 45548-2025 GB/T 12604

GB/T 12604

GB/T 45674-2025_Chinese: Cybersecurity technology - Generative artificial intelligence data annotation security specification (Chinese: 网络安全技术 生成式人工智能数据标注安全规范)

2-2025_Chinese: National food safety standard - Disinfectant (Chinese: 食品安全国家标准 消毒剂)

GB/T 18760-2025_Chinese: Methods and requirements for after-sales service of consumer products (Chinese: 消费品售后服务方法与要求)

English versions: GB/T 45220-2025

GB 4715-2024 Chinese PDF GB/T 45548-2025 GB/T 12604GB 4715 2024_Chinese: Point type smoke detectors using scattered light, transmitted light or ionization (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 4715 2024