China National Standards
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'Mask'
China GB Standards List

 YY 0671-2021  
Medical Devices Sleep Apnea Treatment Masks & App Accessories

医疗器械 睡眠呼吸暂停治疗 面罩和应用附件
 GB/T 32610-2016E  
Technical specification of daily protective Mask

日常防护型口罩技术规范(英文版)
 QB/T 4077-2010  
Hair Mask

焗油膏(发膜)

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