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1-2025_Chinese: Optics and photonics - Specifications for binoculars
English versions: GB/T 45490-2025
GBZ45064-2024_Chinese: Equipment for general lighting purposes - Stroboscopic effects - Objective test method (Chinese: 普通照明用设备 频闪效应 客观试验方法)
GB/T 20790-2024_Chinese: Head-feed combine harvester - Technical requirements (Chinese: 半喂入联合收割机 技术条件)
English versions: GB/T 5844-2025
GB/T 24578-2024 Chinese PDF (GB/T24578-2024) GB/T 44974-2024 1-2025_Chinese: Optics and photonics -GB T 24578 2024_Chinese: Test method for measuring surface metal contamination on semiconductor wafers Total reflection X Ray fluorescence spectroscopy (Chinese: X) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 24578 2024
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