Permanent Secretary for Public Health Dr Narong Sahametapat went to work on Monday as usual following a grenade attack on his Lak Si residence was attacked shortly after midnight.
Police said the M79 grenade struck the wall of his residence in Soi Chaeng Wattana Soi 14 in Lak Si district at around 12.30am. He was not in the house at the time of attacks.
The explosion caused a 1015 cm hole in the wall. A car parked inside was slightly damaged but no one was injured.