In December 2004, Nokia Series 40 by Corporation they has reach news smartphone is Nokia 8800, the partner user interface for development smartphone has announced in late December 31 and January 1, 2005. After following five day ago after announced Nokia Series 40, in the partner user interface, Siilasmaa wrote : <nowiki>"</nowiki>Thank you and begins the news smartphone and smillar to the world, enjoy nows<nowiki>"</nowiki>. After wrote, Nokia 8800 release on worldwide in January 24, 2005, the first sale beginning on January 27 ended on February 2.