For trade and non trade , we can't separate by use type description however we seperate by ask K.Sophin to separate between Trade and non trade by use supplier name ( she know detail of all suppliers).We can ensure by scanning supplier name and obtained more detial of some suppliers that we not sure whether trade or non trade.We agreed with K.Jidhapa to recheck the accuracy of AP type ( trade or non trade) and she all agreed with our worksheet.