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
UV-CIPP materials for urban and rural sewer networks repair by No excavation Basic principles The CIPP curing method is known in English as cured-in-place pipe. Its principle is to form a complete and new ... Read More
UV CIPP lining trenchless repair is used in rainwater and sewage pipe network UV curing CIPP lining trenchless repair is used in the renovation project of rainwater and sewage pipe network, rainwater and sewage ... Read More
Energy-saving and environment-friendly material for UV CIPP construction Ten advantages of UV curing pipeline trenchless lining repair: Penetration installation - this reduces the number of steps in the repair ... Read More
Necessary product for underground pipeline repair construction work of CIPP UV 1. the repaired pipeline structure meets or exceeds the strength, stability, and deformation requirements 2. after repair, the ... Read More
Lining material for pipe renewal and renovation via CIPP trenchless technology UV lining material characteristics 1. After repair, there is no joint in the pipe, the overall thickness is uniform, the surface is ... Read More
UV liner for the trenchless repair of underground and municipal sewers pipelines Method for preparation of UV CIPP process Use a CCTV robot to thread a rope to pull the bottom membrane: (use a braided rope, do ... Read More
CIPP UV construction for urban pipeline repair via trenchless renovation UV curing repair material selection: The structure of all imported glass fiber + resin used for UV curing is divided from outside to ... Read More
CIPP-UV material for municipal sewers repair DN200-1650 by NO-DIG DAO CIPP-UV cure material is designed for underground municipal sewer trenchless repair using Cured-in-Place-Pipe technology. It is good to use ... Read More
UV light curing inner repair sewer liner by CIPP process no need digging The UV light curing inner repair liner (hereinafter referred to as the liner) comprises the inner membrane, resin-impregnated glass fiber... Read More
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