ISO 9001 certified | 20+ years OEM/ODM | 100+ export countries
20+ Years of Reliable Supply to 100+ Countries
Quick answers to common questions about our products and services
Leading manufacturer of gearboxes, hydraulic cylinders, PTO shafts, and industrial chains. ISO 9001 certified, serving agriculture, mining, and material handling industries.
Raydafon Technology Group Co., Limited is a professional OEM manufacturer of mechanical power transmission components, founded in 2006 in Ningbo, Zhejiang, China.
With 20 years of manufacturing experience, we supply precision gearboxes, sprockets, drive shafts, PTO shafts, hydraulic cylinders, and a full range of agricultural and industrial machinery components to buyers in 100+ countries.
Our production facility operates under ISO 9001:2015 certified quality management. From standard catalog components to fully custom-engineered solutions, we support OEM manufacturers, machinery builders, and maintenance teams with fast turnaround and flexible minimum order quantities.
Every component that leaves our factory is inspected against strict dimensional and performance tolerances. When reliability matters, Raydafon delivers.
Best-selling gearboxes, chains, pulleys, and PTO shafts ready for global shipment
Address
Luotuo Industrial Area, Zhenhai District, Ningbo City, China
Tell us your requirements (product type, quantity, target price). We will offer factory-direct price, free samples for standard items, and OEM/ODM solutions.
Industry insights, company updates, and technical guides
06
2026-01
Trencher chains offer a unique approach to excavation, contrasting with other methods like backhoes or rockwheels. This brief introduction explores their key advantages in speed, precision, and suitability for specific soil conditions compared to alternative trenching techniques.
05
2026-01
An excavator telescopic rotary hydraulic cylinder is a specialized hydraulic component that enables both linear extension/retraction and rotational movement. It works by using pressurized hydraulic fluid to actuate multiple nested stages for extension, while a separate hydraulic motor or rotary actuator integrated within the cylinder provides controlled rotation. This dual-function design allows for complex, precise positioning of attachments like grapples or augers in tight spaces, enhancing the machine's versatility and efficiency.
29
2025-12
Guide to installing a John Crane Type 58U mechanical seal.
26
2025-12
Installation and alignment guide for GCLD gear couplings.
16
2025-06
The upgrading of agricultural machinery manufacturing industry cannot be separated from the support of advanced machine tools.
16
2025-06
Intelligent agricultural machinery and equipment lead the modernization transformation of agriculture
16
2025-06
Air compressors are moving from the industrial field to vast farmland, becoming an indispensable power source in modern agricultural equipment.
22
2026-06
An AC motor operates on the principle of electromagnetic induction, where alternating current in the stator windings creates a rotating magnetic field that induces current in the rotor, causing it to turn.
15
2026-06
A traveling motor converts electrical energy into mechanical motion, typically using a rotating magnetic field to drive a rotor along a linear path, enabling precise movement in applications like automation systems or electric vehicles.
12
2026-06
Learn the formula to determine hydraulic cylinder force using pressure and piston area.
05
2026-06
Plate chains, also known as leaf chains, consist of stacked link plates connected by pins without rollers, making them ideal for high-strength tension linkage and lifting applications. In contrast, roller chains feature rollers between the inner and outer links, reducing friction and wear when engaging sprockets, making them suitable for power transmission.
04
2026-06
An overview of corrosion-resistant materials, including stainless steels, duplex alloys, nickel-based alloys, and engineered polymers, used in gear actuator valve operators to ensure reliability and longevity in harsh environments.
