Joke Collection Website - News headlines - In addition to setting up publicity boards and blackboards, what else should be set up at the construction site?

In addition to setting up publicity boards and blackboards, what else should be set up at the construction site?

Bulletin boards, big-character posters, newspaper reading columns, and blackboard newspapers. The construction site should be equipped with safety production propaganda boards, newspaper reading columns, and blackboard newspapers; eye-catching safety propaganda slogans or appropriate safety warning signs should be installed at (). Mainly construction sites, operating points, dangerous areas, main roads, and living areas