1. Greening project: garage roof greening, roof garden, vertical greening, sloping roof greening, football field, golf course. 3. Municipal engineering: airports, roadbeds, subways, tunnels, landfills. 4. Construction engineering: the upper or lower floor of the building foundation, the interior and exterior walls and bottom of the basement, the roof, the impermeable and thermal insulation layer of the roof, etc. 5. Water conservancy projects: anti-seepage water of reservoirs, reservoirs, and artificial lakes. 6. Traffic engineering: highways, railway subgrades, dams and slope protection layers.