T-V-H (Thailand-Vietnam-Hong Kong) is a submarine telecommunications cable system in the South China Sea linking Thailand, Vietnam, and Hong Kong.
It has landing points in:Si Racha, Chonburi Province, Thailand
Vũng Tàu, Bà Rịa–Vũng Tàu Province, Vietnam
Deep Water Bay, Southern District, Hong Kong
It has a transmission capacity of 565 Mbit/s, and a total cable length of 3,367 km. It started operation on 8 February 1996.
On 25 March 2007 this cable network was broken due to local "fishermen" who cut the cable to sell for scrap metals. It is estimated that the link would take 3 months to repair.