From July 24th to 28th, in Kitakyushu city I attended the Japanese Sewerage Exhibition. Among interesting things, a drone for pipe inspection with automated condition assessment software and a small diameter drilling machine developped for telecom cable trenchless installation. Diameter 300mm, up to 200m span!
From April 10-12 in KLCC Kuala Lumpur, the event is this year on 2 floors and the number of exhibitors is increasing! http://www.asiawater.org