European Standards. Far East Efficiency. Delivered to Your Door.
Irish-managed precision manufacturing across CNC machining, forging and metal stamping. Full quality control and traceability on every order, with our own team on the ground at the factory.
CNC Machining
Precision turning, milling, and multi-axis machining for critical components
Forging
High-strength forged components with secondary machining for hydraulics industry + more.
Metal Stamping
Progressive die stamping and forming for high-volume production with consistent quality.
Customer-Specific Parts for Critical Industries.
From industrial hydraulics and automotive to power utilities and heavy equipment - Donlouco manufactures and manages precision components across multiple sectors.
193,838 Parts Delivered Per Month.
For 1 customer alone in 2025, Donlouco averaged 193,838 precision parts per month. This volume reflects the trust our customers place in our ability to scale without compromising on quality, traceability, or delivery performance.
Our established manufacturing network and quality systems ensure consistency across every single part - whether it's your first order or your hundredth.
- 100% quality pass rate maintained across all production volumes.
- Full dimensional reports and material certificates for every shipment.
- Scalable capacity to support growing customer demand.
- ISO 9001 systems ensure consistency from prototype to production.
Based on 2025 average monthly delivery to a single hydraulics customer.
One Supplier. One Quality System. 2.3M Parts in 2025.
Donlouco is a leading supplier of CNC-machined and forged steel parts to hydraulic cylinder manufacturers. All parts manufactured to exact customer specifications with full ISO certification and traceability.
Stress-Free from First Enquiry to Final Delivery.
Partnering with Donlouco eliminates the frustrations associated with overseas sourcing. Here's how a typical project works:
Enquiry & Design Review
Send us your drawings, specifications, or samples. Our engineers review requirements and advise on the best manufacturing process and materials.
Quoting & Approval
We provide a detailed, competitive quote. Once approved, tooling is designed, managed, and approved before any production begins.
Production & Quality Control
All parts are fully inspected at the production stage and again before shipping - with dimensional reports and material certs for every shipment.
Delivery to Your Door
Sea or air freight managed by Donlouco, including customs clearance. Parts delivered plug-and-play ready to your facility in Ireland, the UK or Europe.
The Gap Between Your Drawing and What Gets Made. We Close It.
Established in 2002 and incorporated in Ireland in 2006, Donlouco is based in Cork with direct manufacturing operations and logistics control in China - all fully managed to meet European standards.
Our unique position means we can communicate exact customer requirements far beyond what can be written on drawings and specifications, managed seamlessly from Ireland to our experienced engineering team in the Far East.
- Head office in Cork, Ireland - all customer relationships managed locally.
- On-the-ground engineering & QC team based in Jiashan, China.
- Oracle-based EMS providing real-time visibility across both locations.
- Turnkey service from design through to delivery at your door.
The Donlouco Advantage.
A trusted manufacturing partner combining Irish management, Far East manufacturing, and European quality standards.
ISO 9001 & EN 1090 Certified
Fully certified for CE Marking. All staff trained to European and US standards with rigorous quality control at every stage of manufacturing.
Proven at Scale
2.3 million parts delivered to a single customer in 2025 with a 100% quality pass rate. Access top-tier overseas production facilities without compromising on quality, traceability, or standards compliance.
Full Visibility & Traceability
Complete transparency on all orders: from design stage to production in the Far East, through to delivery in Ireland, the UK, and Europe.
Plug & Play Delivery
Parts delivered ready to integrate directly into your manufacturing environment. No rework, no additional processing - just seamless integration.
Expert Engineering Team
A diverse team in Ireland and abroad offering extensive engineering, supply chain, and manufacturing expertise - collaborative partners, not just suppliers.
Reduced Overhead & Increased Capacity
Flexible manufacturing options to increase your capacity with minimal investment. Streamlined service, freeing your team to focus on its core value-added activities.
Latest from Donlouco.
Send Us a Drawing.
We'll Return a Full Quote Within One Week.
Full commercial and technical quotation from your drawings. ISO 9001 and EN 1090 certified components, delivered to your exact specifications.