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Daoyunai Energy Saving Technology Limited

Committed to underground pipeline CIPP and CCTV
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pipe spot repair

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UV CIPP Equipment (33)
UV Cured CIPP (14)
UV CIPP Lining (25)
CCTV Pipe Crawler (17)
Sewer Pole Camera (3)
CIPP Water Inversion (5)
CIPP Patch Repair (3)
Trenchless Sewer Repair (2)
Trenchless Pipeline Construction (4)
Trenchless Technology Training (5)
Pipe Packer (0)
Water Jet Cleaning Nozzle (1)
Trenchless Equipment Rental (2)
Inflatable Pipe Plug (2)
Drain Pumps (2)
Certification
China Daoyunai Energy Saving Technology Limited certification
China Daoyunai Energy Saving Technology Limited certification
Customer Reviews
DaoYunAi company's products and technological services are truly exceptional. Their innovative approach to technology solutions sets them apart in the industry. The quality of their products is outstanding, delivering cutting-edge solutions that meet the highest standards. Additionally, their dedication to customer service is commendable.

—— John

DAO is my supplier for over five years. Its UV cure system and liner, its CCTV crawler are my great tools to finish trenchless repair underground pipelines. DAO, Amazing! Lily Zhang

—— Lily

I have been dealing with Daoyunai company for underground pipeline trenchless repair for almost seven years. I am the distributor in Jiangxi province. DAO always gives me support to win customers. Win-Win!! Dongzhen

—— Dongzhen

It is very nice to do business with DAO and also Aaron is very helpful. DAO UV liner is very good, stable and fast to cure. I hope to visit your factory in 2023. Ali

—— Ali

DAO is a very trustworthy company, I like it. Its UV cure system is very easy to operate, and its liner is pretty good. Aaron is very active. I like them. Johnny

—— Johnny

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pipe spot repair

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buy Drain Sewer Pipe CIPP Spot Repair Underground No Dig Resin Fiberglass Patch Repair online manufacturer

Drain Sewer Pipe CIPP Spot Repair Underground No Dig Resin Fiberglass Patch Repair
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Resin and Fiberglass patch repair for underground pipe without digging Product moisture content 0 weight variation coefficient per unit area 3% Corrosion-resistant, suitable for all kinds of pipes. No volatile ... Read More
2022-08-03 09:31:18
buy Drainage Pvc Concrete Copper Pipe Patch Repair Sewer Trenchless Quick Lock online manufacturer

Drainage Pvc Concrete Copper Pipe Patch Repair Sewer Trenchless Quick Lock
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Quick-lock is used for CIPP patch spot repair produced by DAO The drainage pipe, sewage pipe, and sewage pipe in the city are rolled by the ground, resulting in changes in the stratum, which will affect the ... Read More
2022-08-01 15:56:50
buy CIPP Spot Lining Repair Cured In Place Pipe Relining UV Light Curing Machine online manufacturer

CIPP Spot Lining Repair Cured In Place Pipe Relining UV Light Curing Machine
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UV lining materials for trenchless curing sewers in the municipal department Classification: The second type is divided into local repair and overall repair according to the repair length. Local repair refers ... Read More
2025-01-06 09:12:18
buy DN400 UV Curing Trenchless Sewer Repair Solutions with Long lasting Life online manufacturer

DN400 UV Curing Trenchless Sewer Repair Solutions with Long lasting Life
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Product Description: Trenchless Sewer Repair represents a groundbreaking advancement in the maintenance and rehabilitation of sewer systems. This innovative product utilizes state-of-the-art sewer relining ... Read More
2025-01-06 09:11:25
buy Ultraviolet UV Cured CIPP Installation Underground Drainage Repair online manufacturer

Ultraviolet UV Cured CIPP Installation Underground Drainage Repair
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UV CIPP installation for repairing underground pipelines by no excavation Apparatus required for UV curing construction: 1-UV curing equipment: core equipment, highly integrated electrified computer automatic ... Read More
2025-05-09 13:58:22
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