Two Chinese tourists died and another was seriously injured when they were hit by a car in Muang district of Prachuap Khiri Khan province late on Wednesday night, police said.
Pol Capt Sathid Duangdee, a Muang district police investigator, said police and rescuers of the Prachuap Dhammasathan Foundation went to the intersection of Phetkasem and Ko Lak roads in tambon Ko Lak on being informed of the accident about 11.10pm.
They found two of the Chinese victims lying on the road. One, Shi Chang Wang, 48, was dead and the other Wo Sue Fong, 69, seriously injured.
Chang Ching, 26, a Chinese visitor from Yunnan province, said the accident occurred when he and his parents, aunt and uncle were crossing Phetkasem road in search of a shop selling rice porridge.
He said a car moving at a high speed hit his mother, Shi Chang, and aunt Wo Sue, and dragged away his uncle, Chang Hong. The uncle's body was later found two kilometres away in bushes alongside the road.
A police search located the hit-and-run car in front of a car repair shop on Phetkasem road. The front of the car was damaged and its windshield shattered.
The car's driver, Thanuwat Chamnij, 56, was taken for questioning.
Chang Ching told police they came in a group from Yunnan for a tour during the Songkran Festival. After a tour of Phuket, they travelled by car up along Phetkasem road, heading for Huan Hin.
In Muang district of Prachuap Khiri Khan they stopped for a rest, and were looking for place to eat when the tragedy occurred.