1. High-pressure and ultra-high pressure pipeline products should be cubes, composed of piles and pile caps.

2. Other pressure-grade pipeline products should be triangular columns.

3. The content must include the name of the pipeline ownership unit, warning language and contact number. It can also include numbering, pressure pipeline use registration number, pipeline area name, enterprise identification, etc.

? The content of the pile body of the FRP underground marker post pile

1. The company LOGO, font, and font size can be printed according to the size and number of characters of the product.

2. Company name, product name, pipeline mileage, pipeline specifications.

3. The contact number of the management unit and the direction label (arrow) of the pipeline laying.

4. Mileage pile labeling mileage, pipe diameter and other information;

5. Warning propaganda sentences, other information includes pipeline name, specifications, buried depth, contact number of management units, etc.