According to the organiser of the Langkawi International Maritime and Aerospace 2015 (LIMA'15) exhibition, the two aircraft had clipped each other's wings during display rehearsals for the LIMA' 15.
It said two of the six KT – 1B Wong Bee aircraft were involved in the mishap, resulting in the loss of both aircraft.
"All four pilots ejected from the aircraft successfully and are now under observation at the Langkawi Hospital," it said in a statement.
It also said the search and rescue (SAR) team headed by the RMAF was on hand within minutes of the incident and successfully located the pilots in Kendawang, approximately 11.3km away from the Mahsuri International Exhibition Centre.
However, it said one house and one parked car caught fire as result of the falling debris but the house owner, Zulkeflee Abu Mutalib, was not at home at the time.
The condition of Zulkeflee's house after an Indonesian Jupiter aircraft crashed nearby on Sunday. The jet's falling debris had caused the house to catch fire. - BERNAMApic