Discover our core collection of high-performance industrial panel PCs, IoT gateways, and smart interactive displays designed for mission-critical operations.
Bridging the gap between robust hardware engineering and next-generation IoT communication architectures.
Hangzhou Fray Tech Co., Ltd. is a professional manufacturer and solution provider specializing in industrial computing and intelligent display technologies. With a strong focus on innovation and reliability, the company delivers high-performance Industrial Panel PCs, rugged tablets and laptops, as well as smart boards and HMI (Human Machine Interface) solutions for global customers across diverse industries.

Backed by an experienced engineering team and advanced production facilities, Fray Tech designs and manufactures products that meet the demands of harsh and complex environments. Its industrial panel PCs feature fanless designs, wide temperature tolerance, and long lifecycle support, making them ideal for factory automation, smart manufacturing, and industrial control systems. The company’s rugged tablets and laptops are engineered to withstand shock, vibration, water, and dust, ensuring stable performance in field service, logistics, and outdoor operations.
In addition, Fray Tech provides interactive smart boards and HMI solutions that enhance communication and efficiency in education, corporate, and industrial settings. The company supports OEM and ODM services, offering flexible customization to meet specific project requirements.

Committed to quality and customer satisfaction, Hangzhou Fray Tech Co., Ltd. adheres to international standards and continuously invests in research and development. Its mission is to empower digital transformation through reliable industrial computing solutions and intelligent human-machine interaction technologies worldwide.
An Industry Whitepaper on Edge Intelligence, LPWAN Deployments, and Industrial Human-Machine Interaction.
Modern industrial systems are evolving rapidly from centralized cloud models to localized, low-latency edge architectures. In this context, edge computing systems like the RK3588 Open Source Linux Gateway provide critical computation, security, and processing directly at the point of data generation. Incorporating multiple Arm Cortex-A76 and Cortex-A55 cores along with a high-performance 6 TOPS NPU, such processors enable AI-driven visual inspection, real-time sensor processing, and protocol conversions without relying constantly on cloud connectivity.
By moving workloads to the edge, operators reduce transmission bandwidth costs, circumvent latency-induced operating bottlenecks, and insulate critical controls from network outages. For field services and hazardous zones, implementing fanless, wide-voltage platforms ensures that computational units operate continuously under extreme thermal and electromagnetic conditions.
A primary friction point in global industrial systems is the integration of Operational Technology (OT)—such as legacy Modbus sensors—with Information Technology (IT) cloud databases. Hardware solutions like our Modbus TCP/MQTT Data Collection Modules translate raw serial signals (such as 4-20mA or 0-10V analog signals) directly into secure IT protocols. Using MQTT (Message Queuing Telemetry Transport) over wireless networks permits asynchronous, bandwidth-efficient updates to cloud dashboards (AWS IoT Core, Azure IoT, etc.), facilitating seamless Predictive Maintenance (PdM) and overall equipment effectiveness (OEE) tracking.
How Fray Tech leverages Hangzhou's high-tech cluster to provide speed, quality, and unmatched customization.
By clustering PCB fabrication, enclosure machining, and component logistics within the Yangtze River Delta, we accelerate hardware development cycles. What takes months in other regions is completed in weeks.
We deploy advanced automatic optical inspection (AOI), thermal chambers, and vibration test beds to ensure compliance with global certifications, matching and exceeding international standard metrics.
From die-cast tool design to customized Android OS kernel modifications, we provide a unified supply chain pipeline that mitigates risk, ensures long-term lifecycle support, and reduces overhead costs.
Navigating the regulatory demands of international wireless networks and harsh environment deployments.
Entering international markets with wireless IoT solutions requires strict adherence to regional radio frequency (RF), safety, and ecological certifications. Without proper validation, enterprises face custom clearances delays, fines, or complete product recalls. At Fray Tech, we optimize our electronics to meet and surpass these critical requirements:
Beyond standard certifications, Fray Tech provides localized Field Application Engineering (FAE) support. Our engineers collaborate directly with system integrators to resolve local carrier configuration challenges (such as APN profile matching, eSIM integration, and private APN tunneling), ensuring that field services function reliably upon activation.
How our products resolve pain points in logistics, manufacturing, and education.
By installing rugged tablets (like the 4G Logistics Tablet with Dual Camera) into heavy machinery, operators monitor warehouse inventory in real-time. Continuous vibration and shock testing prevent display damage during rough forklift operations.
Utilizing fanless J4125/J6412 HMI Panel PCs inside metal fabrication plants ensures dust immunity. The wide 9-36V input protects against vehicle engine ignition voltage dips, preventing computer crashes.
Large-format interactive whiteboards (up to 110 inches) utilize multi-touch IR tech and anti-glare 4K displays to facilitate remote collaboration and interactive digital teaching with plug-and-play ease.
Transparent insights into our modern manufacturing processes, assembly setups, and strict quality control protocols.









Our technical engineering team is ready to assist with system architectures, mechanical design adjustments (CAD/custom mounts), custom OS configurations (Android/Ubuntu/Debian), and global certifications.
Contact Our Engineering TeamAnswers to common queries regarding industrial IoT hardware sourcing, custom configurations, and global shipping.
View additional options, including industrial sensors, high-resolution screens, and handheld scanning equipment.