鄭伊健網頁推介
http://members.xoom.com/ekinzone/
http://members.spree.com/alui/ekin/cmenu.html
http://imsp008.netvigator.com/ente/starsite/ekin/ekin.html
http://www.musicmilkyway.com/ekin_cheng.htm
http://www.oocities.org/TimesSquare/Ring/4883/