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GB/T 20244-2025_Chinese: Fiber optic elements for image transmission (Chinese: 光学纤维传像元件)
GB/T 44975-2024_Chinese: Technical measures to trade - Requirements for notification (Chinese: 技术性贸易措施 通报要求)
GB/T 21431-2023_Chinese: Technical specification for inspection of lightning protection systems of buildings (Chinese: 建筑物雷电防护装置检测技术规范)
English versions: GB/T 45019-2024
English versions: GB/T 45412
GB/T 7000.218-2023 Chinese PDF (GB/T7000.218-2023) GB/T 15268-2024 GB/T 20244-2025_Chinese: Fiber optic elementsGB T 7000. 218 2023_Chinese: Luminaires Part 2 18: Particular requirements Luminaries for swimming pools and similar application (Chinese: 2 18 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7000. 218 2023
