About Us

Who we are

Zhengzhou Sunto Machinery Co., Ltd is an agricultural machinery manufacturer and exporter based in Zhengzhou, China. Since 2003, we have supplied factory-direct farm equipment — including crawler tractors, chaff cutters, threshers, feed pellet machines, TMR mixers, and silage balers — to over 30 countries across the world. With annual export revenue exceeding $6.8 million and a multilingual sales team fluent in English, Arabic, French, and Spanish, we ensure seamless communication from inquiry to delivery. Every order includes pre-shipment video inspection, a 15-month warranty, and lifetime technical support.
Some Cool Facts

Numbers Speak For Themselves

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Face-to-Face Cooperation With Global Partners

From trade shows to customer site visits, we meet our partners in person and build trust that lasts beyond the deal.

Sunto Team

Behind every Sunto machine is a team of engineers, technicians, and export specialists dedicated to reliable equipment and responsive global support.

Sunto Machinery R&D engineers designing agricultural machinery for African and Middle Eastern farms
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R&D Team

In-house engineers with 20+ years of experience designing agricultural machinery optimized for South American, African and Middle Eastern terrain, soil conditions, and crop types.

Sunto Machinery production workshop with CNC machinery and welding stations

Production Team

Skilled technicians operating CNC machinery and welding stations across a 30,000m² workshop. Standardized production processes ensure consistent quality at every batch.

Sunto Machinery quality control team inspecting agricultural machinery before shipment

QC Team

Every unit undergoes a 48-hour continuous run test before shipment. We video-record the inspection and send it for your approval. If it doesn't pass, it doesn't ship.

Sunto Machinery multilingual sales team providing 24/7 support in English Arabic French and Spanish
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Multilingual Sales Team

English, Arabic, French, and Spanish available 24/7. One dedicated salesperson handles your account from first inquiry to container loading, so nothing gets lost in translation.

Sunto Machinery logistics team loading agricultural equipment into shipping container for export to Africa
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Logistics Team

We optimize container loading to save you shipping costs, handle export documentation, and guide you through customs clearance ensuring your goods arrive on time, every time.

Sunto Machinery after-sales technician providing on-site service and maintenance
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After-Sales Team

Professional technicians providing lifetime support: on-site service, spare parts dispatch, installation guidance, and video troubleshooting. We don't disappear after you pay.

See Our Factory & Quality Control

Visit our factories in Zhengzhou City — or request a live video call. We’re transparent about where and how your machines are built.

Sunto Machinery factory workshop —chaffcutter assembly line crawler tractor assembly line feed pellet machine assembly line,feed processing machinery
Sunto Machinery factory workshop stock view
Foreign customer inspecting vertical feed crusher machine running in factory workshop, testing corn grinding effect before order
International buyer tests machine working performance at our factory
Large batch of green TMR feed mixers loaded on flatbed truck, factory delivery for overseas farm clients, Sunto agricultural machinery shipment
Mass delivery of livestock feed processing machines to foreign customers

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