GB 28881-2023 Chinese PDF GB 30510-2024 YY/T 1686-2024_Chinese: Medical electrical equipment

YY/T 1686-2024_Chinese: Medical electrical equipment employing robotic technology - Terminology

21-2025_Chinese: Test method for noise of household and similar electrical appliances - Part 21: Particular requirements for oral hygiene appliances (Chinese: 家用和类似用途电器噪声测试方法 第21部分：口腔卫生器具的特殊要求)

GB/T 18216

socket-outlets and connectors for ship and shore power supply system (Chinese: 工业用插头插座和耦合器 第6部分：船舶岸电系统用直流插头、插座和连接器)

GB 28881-2023 Chinese PDF GB 30510-2024 YY/T 1686-2024_Chinese: Medical electrical equipmentGB 28881 2023_Chinese: Hand protection Protective gloves against chemicals and micro organisms (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 28881 2023