as per credit Bureau I earn more than 350k

outcome My son app**** for the Nsfas however he is amongst the 467 rejected applicant, according to the credit Bureau I earn more than 350k per year. I want to know who verified the information cause I earn than R10100 per month. as ten thousand one hundred per month. That make up to R121 200 per year. So were did they get that I earn more than 350K per year? or do I have someone using my Identity? I need Nsfas to clarify the matter.