Invisible Excavations Trenchless Sewer Repair
Integrated solutions for underground pipeline trenchless repair and renovation
The municipal underground pipeline is complex. How to repair it is a subject that needs detailed planning.
No one method can solve all problems. Each technology is a tool. The construction party needs a toolbox to solve different difficulties with different tools.
Underground pipelines have various structural and functional defects. The repair methods are different with different defect grades. Therefore, pipeline inspection and scheme evaluation are the key steps before trenchless repair.
Daoyunai Energy Saving Technology Co., Ltd. not only provides equipment and materials but also provides feasible schemes for reference.
As the integrated solutions provider, Daoyunai will service the underground world together with our partners.
| Solutions | Engineers from Universities, Research or Design Institutes |
| How | Online and job sites |
| Content | From CCTV, to HP cleaning, and to trenchless repair |
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