HJ-Optic · Trusted Supplier of Passive Optical Components
Hai'an Guangyi Communication Technology Co., Ltd. is a subsidiary of Shanghai Huijue Technology Group. Located in the Economic Development Zone of Hai'an City, Jiangsu Province, the company focuses on mass production of fiber optic connectors and PLC planar waveguide splitters. We provide high‑quality passive optical device solutions for global carriers, system integrators and equipment manufacturers.
We have introduced advanced production and testing equipment from both domestic and international sources, and have developed multiple automated and semi‑automated production lines. With a complete manufacturing process from raw materials to finished products, our professional technical team and strict quality management ensure continuous improvement in product performance and yield, delivering reliable optical communication devices to our customers.
Full Range of Passive Optical Devices
PLC planar waveguide technology, supports 1×N / 2×N split ratios, stainless steel housing, ideal for FTTH networks and optical distribution systems.
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Compact design, fits standard 19‑inch racks, suitable for data centers and high‑density optical distribution frames.
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ITU‑T standard channel spacing, C/L‑band support, low insertion loss and high isolation, for expanding backbone and metro network capacity.
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18‑channel wideband design, 20 nm channel spacing, no temperature control needed, suitable for metro access and multi‑service transport.
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Spliceless quick termination, easy field installation, low insertion loss and high return loss, ideal for FTTH drop terminations.
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Supports 10 Gb/s high‑speed transmission, 50 μm core, suitable for short‑reach high‑speed interconnection in data centers.
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Laser‑optimized multimode fiber, supports 300 m 10G transmission, suitable for enterprise networks and building cabling.
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Multi‑fiber high‑density connection, supports 12/24 fibers, ideal for 40G/100G high‑speed data center cabling.
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Compact 0.9 mm fiber adapter, 12‑core integrated design, suitable for high‑density patching in optical distribution frames.
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Fixed / variable attenuation, wide wavelength range, high‑precision attenuation control, for optical power balancing and system testing.
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MEMS micro‑electromechanical technology, dynamically adjustable attenuation, fast response, for ROADM and dynamic optical network control.
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High‑sensitivity photodetection, wide dynamic range, multiple wavelength calibrations, precise field power measurement.
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Stable optical output, multiple wavelengths available, used with power meters for fiber link loss testing.
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High‑precision fiber fault location, automated test analysis, supports event detection and link quality assessment.
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High‑precision simultaneous measurement of insertion loss and return loss, suitable for production lines and quality labs.
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Wall‑mount compact design, built‑in splitter slots, suitable for FTTH building distribution nodes.
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Engineering plastic housing, waterproof and dustproof, supports 16‑core fiber splicing and storage.
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Large capacity design, supports 24‑core fiber distribution, suitable for optical distribution networks and subscriber access points.
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Jumper‑free design simplifies maintenance, high‑density port configuration, ideal for backbone cable distribution nodes.
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Integrated common maintenance tools including cleaners, inspection scopes, cleavers, etc., for convenient field operations.
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One‑click retractable cleaning, effectively removes contamination, suitable for various fiber connectors and adapters.
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Portable cable payout and take‑up device, suitable for optical cable deployment, improving installation efficiency.
Learn MoreIndependent Innovation for Core Competitiveness
High‑efficiency device manufacturing processes, in‑house developed automated and semi‑automated production and testing equipment ensuring consistency and capacity.
Mass production of fiber optic connectors with strict control of end‑face geometry parameters, ensuring stable consistency and low insertion loss.
Mass production and application of planar waveguide optical splitters, supporting split ratios from 1×4 to 1×64 with excellent uniformity and high reliability.
Professional technical team ensures product reliability, end‑to‑end quality management, 100% inspection of insertion loss, return loss and uniformity.
Tailored passive optical device solutions based on customer requirements, from specification design to volume production, with end‑to‑end technical support.
Efficiently meeting carrier demands for FTTH components, rapid prototyping, flexible scheduling, and shortened delivery lead times.
Empowering Global Optical Network Infrastructure
From Requirement to Delivery – Full Process Control
Confirm device specifications, fiber type, connector style, split ratio and other technical parameters
Select the optimal device solution based on application scenario, provide technical support and feasibility assessment
Automated production lines, strict control of each process step to ensure consistency
Comprehensive optical performance testing (insertion loss, return loss, uniformity, etc.) ensuring product yield
Professional anti‑static packaging, fast logistics, support for volume order fulfillment
Industry Insights & Product Knowledge
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