Department Of Rapid Transit Systems (DORTS) take the responsibility for constructing the Taipei Rapid Transit System (TRTS). The GIS-Like Internet system with GIS, Dynamic - HTML and mail technologies provides acommunication channel to collect opinion from the general public and serveto the opinion. By GIS technology, this system provides map information toclearly identify construction location. It also uses Dynamic - HTML to showstreet map immediately while cursor moves between each TRTS' s station.More over, it functions with mail system by combining with mail box and webpage to exchange information and automatically sends message to each other's mail box. This system is already on service in DORTS Web site(www. dorts. gov. tw) since Sep. 1998.