THE INTERNATIONAL SOCIETY FOR TRENCHLESS TECHNOLOGY (ISTT)
was formed in the UK in September 1986, and has encouraged the formation of affiliated national and regional societies worldwide since then. There are now more than 20 such affiliated societies in five continents. The China Hong Kong Society for Trenchless Technology — CHKSTT was established in 1999 and is one of these affiliated societies.
CHKSTT serves those concerned with the provision of underground gas, water, sewerage, telecommunications, and electrical mains and services; consultants, contractors, and manufacturers; highway engineers and those involved in traffic management and the integrity of road networks; and those engaged in research andd evelopment for underground systems The Society is concerned with both the built and the natural environment, and recognize the massive social costs imposedon the public by open-cutting for utility mains and services.