Communication　technology　has　been　developing　at　a　rapid　speed,　and　mobile　phone　usage　is　now　popular　At　the　same　time,　mobile　phones　are　considered　not　only　as　a　simple　communication　device,　but　also　as　a　device　with　extra　functionality　In　fact,　mobile　phones　are　now　developing　into　a　digital　information　terminal.　A　Typhoon　forecast　negotiation　system　is　a　special　kind　of　group　decision　support　system,　which　enables　meteorological　experts　to　take　part　in　the　typhoon　forecast　process　on　a　uniform　platform.　This　article　analysed　the　workflow　of　a　typhoon　forecast　negotiation　system　on　a　mobile　platform,　and　put　forward　a　general　design　and　implementation　based　on　the　J2ME　platform.　The　platform　included　three　basic　elements:　UI,　key　input　and　mobile　network　communication.　This　article　researched　the　communication　interface　protocol　between　server　and　client,　and　put　forward　a　mobile　service　framework.　Moreover　this　article　introduces　the　design　and　implementation　of　the　client　component,　server　component,　cooperative　work　model,　image　transfer　process.