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5 สิ่งที่ต้องรู้ เกี่ยวกับ การรับรอง
??? ???? ????????? ???? ?????????? ?? ????? ???????????????? . ?????? ??????? ?? ??????, ??? {??????????? 5 ????? ??????? {??? ?????????? ???? ?????????????????? ?????????. ??????????????? ????????? ?????????????? ????? ???????? {???????? ?????????????? ?????? ?????????? ??????????????? ???????????? ???? ?? ?????? ????????????????????. ???