Welcome to Daoyunai energy saving technology (Shanghai) Co., Ltd!

15Yindustry construction experience,3-year field test

Made in China to make the world proud

Consultation hotline:021-57855277
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DaoyunaiPipeline inspection and repair expert

Help customers improve efficiency, reduce costs, and provide construction consulting

Design and development
Design and development

Carefully consider every possibility

Proceeding from site conditions and actual requirements, starting from the usage habits of Chinese workers, the design is made in China that is practical, durable and easy to use.


Strict control of each process

Repeated verification, strict training, and ensure that the loops are tightly connected through transformation of the equipment, foolproof.

Inspection and monitoring
Inspection and monitoring

Dont miss any loopholes

Perfect incoming and finished product inspection process, production process monitoring throughout, manufacturing defects 100% traceable.

After sales service
After sales service

Carefully polish every detail

For us, the sale of a product is just the beginning of sales, and 100% customer 100% satisfaction is the goal that Daoyu Naren pursues unremittingly.


about daoyunai

Daoyunai energy saving technology (Shanghai) Co., Ltd

The company currently produces more than 20 products in four major series, including: industrial pipeline robots, pipeline inspection periscope (QV), pipeline CCTV inspection robot series, flip and light curing repair equipment series, flip and light curing repair material series, serving more than 1,000 customers Family.

The company has R & D, manufacturing, sales and service teams who are fast-responding and familiar with underground non-excavation inspection and repair construction. 



News and information



          15901871506(Shanghai Headquarters)

          15801913125(Guangzhou Branch)

          15365383507(Chongqing Branch)


Address: Building 15, No.650 Guanghua Road, 

Xiaokunshan Town, Songjiang District, Shanghai

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