High-speed road monitoring posts, also known as road sign posts and highway sign posts, are upright pillars used alongside highways to indicate traffic routes.

Traffic sign posts are made from steel pipes, with a surface that has been hot-dipped galvanized. Product categories include single-armed sign posts, double-armed sign posts, double-column sign posts, and single-column sign posts.

Galvanized hot dip sign posts and various uprights

Broadly used on highways, city roads, and various types of roads
The main materials include Q235, Q345, 16Mn, alloy steel, etc., with lengths ranging from 1.5M to 12M.