治安 (zhì ān): law and order; public security

This community has recently increased patrols, and law and order have clearly improved; residents feel much safer taking walks in the evening.

The city government plans to install more cameras around the train station to improve law and order there.

Because of poor law and order, many shop owners close and go home as soon as it gets dark, not daring to stay open late at night.

The development of tourism depends on good law and order; tourists are willing to come to this city only if they feel safe.

After a year of rectification, law and order cases in this area have decreased by 30 percent, and residents' sense of safety has greatly improved.