The teachers are grading the papers; the results will be announced next week.
Tips
usage
卷 (juàn) here means '(exam) paper' as in 试卷 (shìjuàn) — not 'volume' or 'roll'. Compare with 改卷 (gǎijuàn, to mark papers, slightly more colloquial) and 阅卷 (yuèjuàn, formal 'to read and mark'). 评卷 emphasizes the evaluative judgement.