Poblem for (x visa) In filling of the visa form A on section 2.2

what about if you spending four years, how do you indicate or write in that section.

And moreover, if your uncle is sponsoring your education in china is it compulsory for him to transfer the money pertaining the expenses into my bank accounts.....or can give me physical cash for me to put in my accounts.. before i print my personal statement to attach to his.