Tau Txais 60% Tawm Tam Sim No
BSI Group, tseem hu ua British Standards Institution (BSI), yog lub teb chaws tus qauv ntawm lub tebchaws United Kingdom. BSI tsim cov qauv kev lag luam ntawm ntau yam khoom thiab kev pabcuam, thiab tseem muab cov ntawv pov thawj thiab cov qauv kev pabcuam rau cov lag luam. Nrog 80,000 tus neeg siv khoom, BSI Group yog ib lub ntiaj teb daim ntawv pov thawj loj tshaj plaws ...
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