In May 2020, for China mask export, the Chinese Customs has upgraded and strictly checked the regulations for civil masks and medical masks. The product packaging should pay attention to below eight points！
(1) We all know，for China mask export,
In May 2020, for China mask export, the Chinese Customs has upgraded and strictly checked the regulations for civil masks and medical masks. The product packaging should pay attention to below eight points！
(1) We all know，for China mask export,
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