DAO (Daoyunai) Energy Saving Technology Limited has been committed to manufacturing trenchless rehab UV CIPP cure systems with liners and CCTV inspection crawlers for the underground pipeline to service customers all over the world.
The product range covers trenchless repair industry:
1. UV curing and repair integrated system D919: LED lamp curing and high-voltage mercury lamp curing
2. UV cure liner: from diameter DN200 up to DN1800
3. Hot water cure liner: impregnated liner to invert by water gravity and cure by hot water
4. Pipeline inspection robots crawler D18 and D18s: CCTV video inspection of pipeline defects
5. Pipeline periscope D16S: quickly view the internal defects of the pipeline
With the service tenet of "comprehensive innovation and constantly exceeding customer expectations", DAO serves the customers of underground pipeline inspection and trenchless repair with high reliability, high quality, high efficiency, highly competitive price and perfect after-sales network.