Tilt your head back. Gently insert the swab (the
cotton part) about 1 inch into one of your
nostrils. Twist for five seconds. Repeat the twist
for another five seconds in another nostril.
如有問題，請致電 3575 8473 或 手機短訊 6749 3545
If you have any question, please feel free to contact us at 3575 8473, or WhatsApp at 6749 3545
示範短片 Demo Video