C9Office is a companion mobile app for COffices users to access some of the major functions provided by COffice Online Office Assistant in a more convenient way.
These functions include viewing companys bulletin board, showing day-off supervisor(s) and subordinate(s), quick application for sick leave on the day, showing leave summary of the current year in brief, approving leave application for subordinate(s), submitting expense claim, and presenting virtual business card in QR code.