工整 (gōng zhěng): fine work; carefully and neatly done

This essay is not only rich in content but also written in very neat handwriting; the teacher posted it at the back of the classroom as a model essay.

In calligraphy class, the teacher required us to write every character neatly, not sloppily.

His desk is always kept spotless, and the documents are arranged very neatly, so it's easy to find anything.

The handwriting in this manuscript is neat and elegant; one can tell at a glance that it came from a patient person.

She takes especially neat notes, highlighting key points in red, so reviewing is clear at a glance.