Honda — my activa isn't working properly every second day sm problem arises

my name is shruti sahu. i got my honda activa on 9th of august 2012. bt d day i gt t, d very next day my activa's headlight was'nt working. then aftr a week. ts self start wsnt working proprly thereaftr evry secnd week i hd to go to d service centre for the batry problm tat they told me and for self start. then i dont know how they fix dese problems! aftr a month the piston of activa fel while i ws driving bak frm college to my home. is tat the way to provide such BAKWAS products to d cstmers? and now again a problem .. the inner panel of d diggi has swelled!:-( m so fed up of t now. pleeese help ASAP