GB/T 21219-2023 Chinese PDF (GB/T21219-2023) GB/T 13356-2024 GB/T 20850-2025_Chinese: Safety of machinery

GB/T 20850-2025_Chinese: Safety of machinery - Guidelines for the application of machinery safety standards (Chinese: 机械安全 机械安全标准应用指南)

boats and internal combustion engines - Radio disturbance characteristics - Limits and methods of measurement for the protection of on-board receivers (Chinese: 车辆、船和内燃机 无线电骚扰特性 用于保护车载接收机的限值和测量方法)

GB/T 14124-2024_Chinese: Mechanical vibration and shock - Vibration of fixed structures - Guidelines for the measurement of vibrations and evaluation of their effects on structures (Chinese: 机械振动与冲击 固定建筑结构的振动 振动测量及对结构影响评价的指南)

GB/T 27069-2025_Chinese: Guidelines for the mutual recognition evaluation of product conformity assessment results (Chinese: 产品合格评定结果相互承认评价指南)

GB 15979-2024_Chinese: Hygienic requirements for disposable sanitary products (Chinese: 一次性使用卫生用品卫生要求)

GB/T 21219-2023 Chinese PDF (GB/T21219-2023) GB/T 13356-2024 GB/T 20850-2025_Chinese: Safety of machineryGB T 21219 2023_Chinese: Magnetic materials Classification (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 21219 2023