Selling 4 ply surgical mask . BFE 99%, ASTM level 3 1. TUV/SUD, as well as Korean, Vietnamese Test Certifications completed ( Upon request) 2. FDA , CE Certifications (FDA Upon request) 3. Ex Factory prices , CIF Price to be discussed 4. USD 4.2 per box of 50pcs (Validity : 15th May to 22nd May) 5. MOQ of 40 000pcs, Price negotiable upon larger quantity 6. Origin : Vietnam, Masks are produced in a sterile environment, and are sealed in plastic in packs of 10 7. Payment Terms : 40% T/T downpayment upon confirmation, 60% Balance T/T before delivery