Address
Automotive and Motorcycle Industrial Park, Yuhuan City, Taizhou, Zhejiang Province, China
Work Hours
Monday to Friday: 7AM - 7PM
Weekend: 10AM - 5PM


In the manufacturing industry, selecting a reliable production partner is about more than just product quality; it directly impacts your project timeline, total costs, and final product reliability. With over 13 years of expertise in precision component manufacturing, RJ Factory is dedicated to providing global industrial clients with stable, efficient, and high-performance custom machining solutions.
We leverage state-of-the-art CNC machining centers and a sophisticated production system to deliver components with high precision and exceptional consistency. From raw material preparation to precision turning, milling, gear hobbing, shaping, grinding, and surface finishing, every process is executed in strict accordance with engineering standards. We specialize in small-to-medium precision drive components and fluid connection systems, consistently delivering high-quality gears, gear shafts, spline shafts, stainless steel manifolds, and fittings. Combining advanced machinery with our experienced technical team allows us to meet your most stringent requirements for dimensional accuracy, concentricity, surface finish, and batch consistency.
Quality is the lifeline of every industrial component. To ensure every part strictly complies with your technical drawings, we have established a comprehensive quality management workflow. Before leaving our facility, every product undergoes meticulous dimensional and quality verification.
We utilize a suite of precision measuring tools—including digital calipers, micrometers, height gauges, gear inspection devices, and more—to validate all critical dimensions and tolerances. By implementing strict quality control at every stage—from First Article Inspection (FAI) and in-process monitoring to final pre-shipment inspection—we guarantee that every part delivered performs reliably in your application.
Beyond product quality, we understand that on-time and safe delivery is your priority. To ensure your components remain in pristine condition during long-haul international shipping, we employ professional anti-rust, moisture-proof, and shock-absorbent packaging solutions.
Depending on material and transit requirements, we utilize protective measures such as anti-rust oil, VCI bags, vacuum sealing, shock-absorbent foam, and reinforced wooden crates to minimize risks from humidity, collision, or vibration. With years of experience exporting to Europe, North America, Southeast Asia, and beyond, we possess the logistical expertise to ensure your products are delivered safely and securely to your facility.
Whether you require small-batch prototyping or long-term high-volume production, we provide professional engineering support tailored to your specific drawings and technical requirements. Choosing RJ Factory means more than just finding a machining supplier—you are gaining a long-term partner dedicated to quality, delivery reliability, and continuous value creation for your projects.
From prototype to serial production, RJ Factory is dedicated to precision and reliability.
Let’s discuss your next project. Click here to send us your specifications and see how we can add value to your supply chain.