 This Village Name List Book also holds family tree records that date back to the Tang dynasty in which the first "Lee" ancestor was believed to have come from central China, an area around the current Hubei and Hunan border.During the two great wars, Kau Tam Tso Villagers joined the Resistance Army with neighbouring villagers and fought against the Japanese occupation.It is believed that, in the vicinity of the current village location, long network of tunnels were dug into the hills as hiding places during the wars.