I am applying for Study permit.i am working in Qatar as a CCTV operator.i get 2250 riyal.but I want to gain my study more.My father is a business man.And he have a strong financial property.And every year he earn from his business 66000$.And he has also 3 big fish projects and own land ,shop.He is my study sponsor.i give them my company letter,my current residence permit.Police clearance from Bangladesh and from Qatar.i give them my College certificate and transcript.I give the biometric fingerprint and photo.I also attached my father letter and passport copy of my father,.I have a gap 6 year 10 month.but in this days I am working in my country 2012 to 2015 August as a marketing executive and from November 11 2015 to until now as a CCTV operator in Qatar.now from the visa Office they show me the refusel reason : purpose of visit.
But I already explained that . now I am help less. please help me about the issue