We are a professional supplier of rolling door and roller shutter hardware components, dedicated to providing reliable, compatible, and cost-effective solutions for customers worldwide. Our product range includes a full selection of mechanical and motorized rolling door accessories, such as torsion and extension spring systems, bearing plates, end caps, drums, shafts, guide rail fittings, and related hardware. These products are widely used in commercial, industrial, and warehouse applications, and are designed to fit mainstream rolling door structures and commonly used international specifications. Serving customers across different regions has given us a deep understanding of market variations, installation practices, and sourcing requirements. We focus on helping buyers simplify procurement through clear specifications, standard accessory sets, mixed-product loading options, and flexible customization, reducing compatibility issues and inventory risks. Quality is controlled throughout every stage of production—from raw material selection and machining to final inspection—to ensure consistent strength, durability, and long-term performance. Stable lead times, transparent communication, and practical support are integral parts of how we work with our customers. Our goal is not short-term transactions, but long-term cooperation. We aim to be a dependable rolling door hardware partner, supporting our customers with stable supply, practical solutions, and products they can rely on in their local markets.
Runmao Technology Co., Ltd. specializes in roller shutters and door/window components, ensuring control over specifications, compatibility, and long-term stability. Global Standards Compliance: Our professional R&D team designs our products to fit the structures and specifications of roller shutters commonly used in different regions, reducing installation and matching risks. Stable Quality and Reliable Supply: Strict quality control and stable production capacity ensure stable performance, reliable delivery times, and repeatable orders. Flexible Procurement Solutions:We support mixed orders, standard accessory packages, and customized specifications, helping customers optimize inventory and logistics, saving procurement time. Our sales team possesses professional knowledge and is available 24/7.
