1. Municipal engineering: It can be used for drainage and sewage discharge in municipal engineering.
2. Construction projects: It can be used as rainwater pipes, underground drainage pipes, sewage pipes, ventilation pipes, etc. in construction projects.
3. Electrical and telecommunications engineering: It can be used as a protective tube for various power cables in electrical and telecommunications engineering.
4. Railway and highway communications: It can be used as a protective tube for communication cables and optical cables in railway and highway communications.
5. Industry: widely used in sewage and drainage in chemical, pharmaceutical, environmental protection and other industries
6. Agriculture and garden engineering: used for drainage and irrigation of farmland, orchards, tea gardens and forest belts in agricultural and garden engineering
7. Road engineering: used for seepage and drainage of railways and highways in road engineering
8. Mine: It can provide ventilation, water supply and drainage for the mine.
