Customer Service

We're here to help you every step of the way

Our Service Commitment

Comprehensive support at every stage of your journey with us

Pre-Sales Consultation

Professional technical selection: working pressure, CFM, and power matched to your application.
Custom configuration — voltage, starter type, and accessories tailored to your site.
Free engineering advice and ROI analysis before you commit.

During-Sales Assurance

Transparent production tracking with weekly progress updates.
Strict QC — every unit tested at full load before shipping.
Dedicated shipping coordinator handles documents, customs, and delivery.

After-Sales Support

12-month warranty with extended plans available.
Global spare-parts stocking and rapid dispatch.
24/7 technical hotline, remote diagnostics, and on-site engineer dispatch.

Contact Us

Our team is ready to answer any question — fast, honest, and free.

sales@kotechgroup.net
0086-18017152286
Mon - Sat: 9:00 AM - 6:00 PM

Our Policies

Transparent policies for your peace of mind

Shipping Policy

We ship worldwide from our manufacturing facilities. Standard delivery takes 15-30 business days depending on destination. All orders include tracking information. FOB, CIF, and door-to-door logistics available.

Read Full Policy

Tax Policy

Prices displayed on our website are exclusive of applicable taxes. Import duties and taxes may apply based on your country's regulations. We are not responsible for any customs fees or import taxes charged by your local government.

Warranty & Returns

All compressor units come with a standard 1-year warranty covering manufacturing defects, and extended warranty programs are available. Returns and replacements are handled according to your sales contract. Please contact our sales team for details.

Privacy Policy

Your privacy is our priority. We use industry-standard encryption to protect your personal information. We never sell or share your data with third parties. Read our full privacy policy for complete details.