Teachers must have record free of sex offenses

To apply for a teacher's license in China, one needs a diploma, fluent Mandarin and expertise in psychology.

But a guideline released on Friday said one more thing is required to cross the threshold－a criminal record clean of rape, molestation and other sexual offenses.

The new rules came as sexual offenses detected on campus in recent years have shined a spotlight on predators hiding under the guise of school staff members.