Daoyunai Energy Saving Technology Limited
Committed to underground pipeline CIPP and CCTV
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CCTV pipeline inspection and repair equipment special fixing pin for the crawler
The fixing pin is specially designed for CCTV pipe crawlers.
DAO product range covers four series and more than 20 models in the underground pipeline 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
Headquartered in Shanghai, Daoyunai has a number of independent intellectual property rights and also has a manufacturing base and R&D and testing center in Suqian City, Jiangsu Province, covering an area of more than 35000 square meters, which fully implements the international quality management system.
| Material | Stainless steel |
| Function | Fixing the crawler |
