Services-Zhengzhou Dongding Machinery-Zhengzhou Dongding Machinery Co., Ltd.

Service Guarantee

Our Commitment

True to the craftsman's original intention, we stand the test of the market and win the trust of every customer through steady, reliable delivery.

Free Consultation

Quick technical consultation within 10 minutes.

Fast Installation

Our service engineers complete installation and commissioning within 1–2 days.

Technical Training

Regular free maintenance and upkeep training for your team.

24h Customer Service

365 days a year, we accept service requests around the clock.

Installation Guidance

On-site guidance for installation and commissioning to ensure smooth startup.

Complete After-sales

200+ after-sales engineers stand by to serve you anytime.

Sale Service

In-Sale Service

Our professional technical service team uses solid skills and proven techniques to provide specialised service until your operators run the equipment normally.

Analyze Requirements

We understand your real and potential needs. If required, our engineers will visit your project site to measure and analyse footprint, site layout and space planning for the dryer and its auxiliary equipment.

Create Solution

Based on your material, moisture, capacity and budget, our engineering team integrates resources to tailor an economical drying-line design that protects your investment value.

Public Praise

Service Builds Reputation

The materials and equipment we supply — brand and specification — are your reassurance. Our rotary dryers are engineered for long service life and reliable, low-maintenance operation.

Installation Guidance Service

Service: on-site arrival check, installation guidance, commissioning, trial run and formal operation.
Detail: we guide your dryer's installation and commissioning to ensure smooth startup and long-term reliable use.

Regular Return Visits

Service: on-request repair and prompt collection of usage feedback.
Detail: we return on-site and by phone to review operation and listen to your advice; quality feedback is resolved promptly.

Free Training Service

Service: train your operators and management staff for daily operation.
Detail: we hold regular training courses every year so your team can run and maintain the dryer with confidence.

FAQ

Frequently Asked Questions

Common questions about our rotary dryers — pricing, customization, installation and after-sales.

All Dongding dryers come with a 12-month warranty covering parts and workmanship from the date of commissioning. Lifetime technical support and spare parts supply are provided.

Please share your raw material, initial and target moisture content, required capacity (t/h), available fuel or heat source, and your target market. With these details our engineers can recommend the right model and send an accurate quotation.

As a manufacturer, we accept orders starting from a single machine. We can also deliver complete drying production lines with auxiliary equipment such as hot air furnaces and dust collectors. Contact us for tailored pricing.

Standard models are usually delivered within 25-40 days after the deposit. Customized machines or larger production lines may take longer depending on the configuration. The exact schedule is confirmed in your contract.

Yes. Every dryer is engineered around your material, capacity, moisture and site layout. Heat source, material of construction, dust collection and automation level can all be customized to your process.

Yes. We provide installation guidance, commissioning, operator training and lifetime after-sales support. Our engineers can also travel to your site, and all equipment comes with a warranty.

Service Support