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| ·In order to fight
against SARS, 3L developed successfully new style facemask in May
2003. This new facemask can meet mew standard of China, reaching and
exceeding N95 class after detected by China State Quality Administration
and Inspection Bureau in June 2003, one specification facemask reaches
N99 class, its flow resistance is only 1/3 of standard of N99. |
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