The accident occurred at 6pm on October 25 when two motorbikes each carrying two people collided on a local road.
The strong collision left three dead on the spot, one suffered serious injuries and died shortly after while being transported to the hospital.
The four victims were all local young men aged between 13-22.
Initial investigation showed that the young men were riding their motorbikes at high speed before colliding with each other.
Police are further investigating the accident.