The Phanom Surin wreck in Samut Sakhon, thought to be 1,200–1,300 years old, holds evidence of trade with China and the Middle East.

Two ancient shipwrecks, probably dating back to the middle of the Ming Dynasty (1368-1644), have been found at a depth of 1,500 meters in the South China Sea, the National Cultural Heritage Administration announced on Sunday in the coastal city of Sanya, Hainan province.