Ancient artifacts dating back about 4,000 years have recently been discovered in the mountainous district of Son Ha in the central province of Quang Ngai, said archaeologist Dr. Doan Ngoc Khoi from the Quang Ngai Museum.

The items, found in the Nuoc Trong reservoir, consist of a stone axes, pestles, graters and pottery items that have great historical and cultural value, he said.
Scientists also found an iron knives, and bronze and iron lances thought to be vestiges of ethnic peoples, most likely the Kor, Hre, Kdong and Champa.
In addition, several Vietnamese pottery objects from the Ly, Tran and Le dynasties were unearthed.
The recently uncovered objects have opened up a new line of research into Sa Huynh culture from the Highlands through the eastern Truong Son area, according to experts.