Manufacturing and Facility
Jiangsu, China
Danyang Jirun Optic is a professional manufacturer specializing in Fiberglass Reinforced Plastic (FRP/FPR) products. Located in Jiangsu, China, our factory covers an area of 800 square meters and is equipped with advanced production lines, precision molds, and a skilled technical team.
We offer a comprehensive range of FRP solutions, including FRP tanks, pipes, gratings, profiles, panels, and customized molded products. With strong capabilities in design, molding, pultrusion, hand lay-up, and filament winding, we can meet diverse requirements for corrosion resistance, high strength, and lightweight performance.
Built for Precision & Scale
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1.5 million km annual production capacity
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2 UV pultrusion lines with 16 winders each
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SCADA-controlled pitch & tension systems
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150+ trained operators and QC professionals
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Structured raw material and finished goods buffers
Our infrastructure is designed for high-volume, high-precision manufacturing.
Quality Engineered Into the Process
Production is monitored in real time to maintain dimensional consistency and mechanical performance.
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Inline diameter monitoring
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Automated tolerance control
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100% rewinding validation
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Batch-level traceability
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In-process and finished goods mechanical testing
Quality is embedded at every stage — not inspected at the end.
Why We Matter
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We offer a full product range—from FRP strength members to composite tapes and galvanized steel wires
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Factory-direct pricing means no middlemen, giving you competitive prices and lower total cost.
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Width, length, core type, and material composition can all be customized to your cable design, with OEM & ODM welcome.
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ISO 9001 certified and RoHS/REACH compliant, with every batch tested for tensile strength, adhesion, and corrosion resistance.
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With fast sampling, on-time delivery, and English-speaking support, we understand what overseas markets need.
We combine local manufacturing proximity with advanced composite technology to support modern fiber infrastructure.
