SEMAC, a private security company, employs approximately 500 personnel and operates 24 hours a day, providing aviation security services for Macau International Airport (MIA). SEMAC has been responsible for security at MIA since 3 rd November 1995 . Its services have been assessed and certified by the Civil Aviation Authority Macau.
SEMAC is committed to continuous improvement by providing various types of AVSEC training for its frontline staff. These include: Aviation Security Awareness Training for new entrants, basic X ray screening, regular refresher course and computer based training.
In addition, in 1999, SEMAC prided itself on having trained 85 elements of Macau Security Forces (Public Security Police, Mariime Police and Fire Brigade) with X ray screening training, to ensure the security of the hotels and other places where the ceremonies of the Hand-Over of Sovereignty took place in December.