Blantina Makoti, a school teacher by profession, was found in possession of amphetamine drugs meticulously concealed in 14 school bags during her luggage checking this morning, the official added.
Makoti was to take an Ethiopian Airlines flight to South Africa, the official added.
According to the official of Air Intelligence Unit of the Customs, Makoti's luggage was frisked following her suspicious behaviour.
"Upon checking, the drugs were found concealed in the 14 school bags she was carrying. The drugs weighing seven kg is valued about Rs seven crore," the official added.