United cargo muscut - Missing item

I send my cargo luggage last month of april on **,it's already reached my home,but there is my some product missing there is ** break of butter portion inside on * plastic box that is missing,from box each piece ***g mean *.*kg butter missing each is *** baisa,even they took charger according to per kg *** baisa also,my wife really dis pointed of this service,how can believe on these guys even I drop msg to them they don't reply to me,this is my warning now,i will do big complain about this issue,otherwise re dund my cost money,if u can't respond untill tomorrow i promise u in fatale thanks