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 trenchless construction work for repairing underground sewage network CIPP UV curing 1) Set repair parameters, repair pipe diameter, repair material wall thickness, and number of UV lamp sections on the ... Read More
Protective bottom film installing for trenchless pipeline CIPP repair construction Protective bottom film for UV trenchless operation The protective bottom film plays a role in protecting the lining hose, ... Read More
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 ... Read More
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Underground pipeline trenchless repair construction project provider Daoyunai Energy Saving Technology Co., Ltd. has strong partners and can provide pipeline trenchless repair construction services for ... Read More
Product Description:Our Trenchless Pipeline Construction product is designed to cater to the needs of customers with DN1650 diameter pipes. With a lifespan of 50 years, our product is a long-term investment ... Read More
Product Description: UV Cured CIPP is a revolutionary method of repairing and restoring underground pipelines and sewers using the latest LED technology and CIPP materials. This method is highly durable, with ... Read More
Compressor blower specially designed for blowing purpose made in China Blower is a dual purpose ventilation air source, mainly used for air blowing, paper cutting machine, combustion oxygen reducing machine, ... Read More
Product Description: The UltraViolet CIPP Equipment is a heavy-duty machine, weighing 550kg, which makes it sturdy and durable. It has a curing length of 200m, making it suitable for repairing long pipelines. ... Read More
