heloo i need to import a bike from japan to srilanka how can i do so,plz tell me the steps
Generally it's done by involving an Importer/Exporter and/or Customs clearing agent. Otherwise, one can do it by oneself, but it requires complete knowledge of rules.Check here:
http://www.imexport.gov.lk/index.php
http://www.customs.gov.lk/