Service Policy

We always adhere to the "full life cycle, timely, fast and effective" value-added service concept; in the pre-sales consulting, program design, equipment production, installation guidance, parts supply, production line operations, and the whole investment project life cycle.

Service Pledge

We adhere to the "timely, fast and effective" philosophy and resolutely fulfill our service commitments to each and every customer.

Quickly reply
within 30 minutes

Any time you ask questions or feedback, we guarantee 30 minutes to answer you and communicate in depth

Provide design
solutions within 24 hours

Based on the results with your communication, we will make solutions for your design or feedback problems within 24 hours

Engineers dispatched
within 24/72 hours

According to the handling opinions, we promise to complete the dispatch of engineers within 24/72 hours at home and abroad to ensure your production needs

Service Guarantee

In order to make your construction more successfully, we have built a systematic and standardized service guarantee system to ensure that every link is well executed.

Service Scope

Our services range from pre-sales consulting, solution design, equipment manufacturing, installation guidance, parts supply and production line operations to the entire investment project life cycle.

Accessories supply

We have established a large modern warehouse of 1000m2, all kinds of accessories, quick-wear parts and wear parts are fully prepared, shipped within 4 hours, and delivered to your construction site in the shortest time to ensure smooth construction.

Online message


Crack Sealing Machine
Road Cutting Machine
Maintenance Vehicle
Yes, I would like to receive further sales and marketing information and product updates for DOAN and its expansion network.
We will contact you within 24 hours

Sales Hotline


Sales Hotline
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