Custom Projected Capacitive Touch Product & Products

High-Precision Industrial & Commercial Multi-Touch Sensing Solutions Engineered for Global Harsh Environments

High-Performance Capactive & Resistive Panels

Discover our custom industrial-grade touch modules, engineered for durability, optical clarity, and extreme operating parameters.

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About Guangzhou Xiangrui

Leading Innovation in Custom Touch Panel Manufacturing

Founded in 2010 and located in Guangzhou, China, Guangzhou Xiangrui Optoelectronics Technology Co., Ltd. is a specialized high-tech enterprise dedicated to the research, development, engineering design, and volume production of resistive touch panels, capacitive touch panels, cover glass, and complete module bonding products. We offer turn-key, customized touch solutions spanning OEM and ODM services designed to excel in high-reliability applications.

With fully certified operations under ISO 9001:2015 and ISO 14001:2015, we deliver robust solutions across the global marketplace. Our hardware interfaces are built into key equipment configurations inside medical rooms, high-demand industrial processing floors, smart home hubs, marine navigation interfaces, and secure outdoor palmprint identification systems.

10+ Years
Manufacturing Experience

More than 30 utility patents and technological innovation certifications earned since 2010.

100+
Product Breakdown

High-precision customized touch interfaces exported to over 40 countries across 5 continents.

3000+ ㎡
Cleanroom Facility

Equipped with Class 100, Class 1,000, and Class 10,000 cleanroom environments for optical bonding.

2010
Company Established

Decade-long solid commitment to material science advancements in touch sensor technology.

The Evolution of Projected Capacitive Touch (PCAP) Technology

Why global OEMs are migrating from resistive overlay technologies to high-performance, multi-touch capacitive structures.

Extreme Environmental Resilience

Our industrial PCAP modules feature specialized coatings and controller tuning, enabling operation in wide-temperature environments (-40°C to +85°C). They maintain 100% precision even when exposed to condensation, salt spray, or dust particles.

Optical Bonding (LOCA & OCA)

By eliminating the air gap between the touch sensor and the TFT LCD panel, optical bonding reduces light reflection by up to 90%, increases mechanical shock resistance, and completely prevents internal moisture buildup under high-humidity conditions.

Multi-Touch & Gesture Controls

Engineered with high-end controllers (including EETI, Ilitek, and Microchip chips), our customized screens support up to 10 independent touch points. They also enable complex gesture mapping, heavy-glove operations, and advanced palm rejection.

Global Industrial & Commercial Demand Patterns

In today's commercial and industrial landscape, user expectation has shifted toward seamless glass interfaces similar to modern consumer smartphones. However, industrial systems demand much higher durability. In heavy industrial automation, medical diagnostics, and public outdoor kiosks, the touch interface must survive continuous cycles, intense UV radiation, impact forces (IK ratings up to IK10), and chemical washes.

Purchasing managers from North America, Europe, and Asia look for display suppliers that offer customizable cover glass treatments: Anti-Glare (AG) to eliminate reflections under harsh lighting, Anti-Reflective (AR) to maximize light transmission for outdoor display readability, and Anti-Fingerprint/Anti-Smudge (AF) coatings to simplify cleaning and maintain hygiene in clinical medical environments.

China Factory 4.0 High-Tech Manufacturing
Factory 4.0 Production

China Factory 4.0: Supply Chain Resilience & Customization Efficiency

The manufacturing infrastructure of Guangzhou Xiangrui Optoelectronics is a direct reflection of China's Factory 4.0 modernization. By integrating localized component ecosystems, high-volume automated production lines, and digital quality monitoring, we provide competitive lead times and deep customizable capabilities. Our factory's cleanroom footprint ensures strict environmental control at each critical step: sensor patterning, FPC bonding, cover glass lamination, and final display integration.

Our integrated supply chain model allows us to easily source raw materials, custom-sized cover glasses, and specific driver chipsets. This capability enables us to shorten prototyping phases for bespoke projects from several months to just a few weeks. By utilizing state-of-the-art optical alignment equipment and automated glue dispensing tools, we achieve consistent alignment precision, ensuring high yield and excellent reliability across high-volume production runs.

Why Choose Guangzhou Xiangrui Optoelectronics

We combine advanced technological engineering with an honest, pragmatic approach to corporate growth. Our team is constantly researching and testing new processes and materials to ensure that our touch panel products remain competitive in the market.

Guangzhou Xiangrui Optoelectronics R&D Team Quality Control Testing
  • 01
    Customer-Centric Partnerships

    We operate on the principles of reputation first and quality satisfaction. This dedication has helped us build long-term relationships with top-tier industrial enterprises and well-known electronics manufacturers worldwide.

  • 02
    Rigorous Standards Compliance

    By maintaining ISO 9001 and ISO 14001 certifications, we standardize every step of our manufacturing. From raw glass preparation to final cleanroom lamination, we trace all metrics to guarantee stability under harsh conditions.

  • 03
    Award-Winning Innovation

    Our R&D engineers have secured numerous utility and invention patents. In recognition of our technical contributions, our factory was officially named a "High-Tech Enterprise of Guangdong Province" in 2022.

Comparative Analysis: Projected Capacitive vs. Resistive Touch

An engineering comparison to help select the right touch technology for your system architecture.

Performance Characteristic Projected Capacitive (PCAP) Resistive Touch (4-Wire / 5-Wire) Primary Selection Driver
Touch Sensing Mechanism Electrostatic field perturbation detection Mechanical pressure closing the conductive gap Sensitivity vs. Physical deformation force
Multi-Touch Capability Supports up to 10 points (with gestures) Single-touch only (mechanically restricted) User experience complexity and gesture mapping
Optical Clarity / Transmission High transparency (>90%), supports optical bonding Lower transparency (75%-85%) due to multiple film layers Sunlight readability and display color accuracy
Mechanical Durability Resistant to scratches; utilizes tempered cover glass Subject to wear, scratches, and damage from sharp tools Maintenance-free cycles and anti-vandalism needs
Stylus / Glove Compatibility Supports passive conductive pens and medical/industrial gloves Works with any pointer (fingers, gloves, plastic tools) Operational flexibility in extreme work zones
Impact Resistance (IK Rating) Supports thick IK10 cover glass (up to 10mm glass thickness) Low; requires flexible PET film as the outer layer Physical environment protection levels

Localized Application Scenarios of Customized PCAP Systems

Real-world deployments where custom-engineered PCAP and Resistive technologies are critical to operation.

1. Medical Devices & Diagnostics

Our wide-temperature optical bonded PCAP screens (such as our 1.54", 10.1", and 15.6" options) allow surgical staff to operate displays while wearing thick latex gloves. Anti-fingerprint (AF) and Anti-microbial coatings prevent bacteria buildup, while the seamless glass surface resists medical cleaning chemicals like alcohol and bleach.

2. Outdoor HMI & Payment Terminals

Deployments like palmprint recognition terminals, ticketing kiosks, and outdoor charging stations require high sunlight readability. Our wide-temperature touch panels, with IP65-rated seals and UV-blocking coatings, deliver consistent touch response and clear visibility in outdoor environments.

3. Industrial Control & Heavy Machinery

On production floors, machinery displays face continuous vibrations and high electromagnetic noise (EMI). Guangzhou Xiangrui's custom PCAP modules feature industrial-grade touch ICs that filter out electrical noise, preventing false touch inputs from surrounding heavy machinery.

Frequently Asked Questions

Expert engineering answers addressing design concerns, technical parameters, and procurement queries regarding custom PCAP products.

What are the main advantages of optical bonding (OCA/LOCA) for outdoor custom touch panels?
Optical bonding (using Liquid Optically Clear Adhesive [LOCA] or Optically Clear Adhesive sheet [OCA]) fills the air gap between the touch sensor and the liquid crystal display (LCD). This setup offers three key benefits:
1. Reduced Reflection: It eliminates internal reflection surfaces, reducing total display reflections from roughly 8% to less than 1%, which helps keep the screen readable in bright sunlight.
2. No Condensation: Removing the air gap prevents dust and condensation from forming inside the screen in high-humidity or shifting temperature environments.
3. Impact Durability: The adhesive layer absorbs physical shocks, helping the screen meet high IK impact ratings.
Can a Projected Capacitive Touch (PCAP) panel function through thick industrial gloves?
Yes. By adjusting the touch controller's firmware settings (such as those from EETI or ILITEK) and optimizing the sensor design, PCAP panels can detect touch inputs through thick industrial gloves, medical latex, and outdoor winter gloves. This performance is achieved by fine-tuning the controller's sensitivity threshold to register changes in the electrostatic field even through thick materials.
How do you handle electromagnetic interference (EMI) in industrial-grade installations?
Electromagnetic interference (EMI) from nearby motors or power systems can disrupt touch sensing. We counter this issue in three ways:
1. High-end Controllers: We use industrial-grade touch ICs with integrated frequency-hopping algorithms to filter out electrical noise.
2. Shielding Layer: We integrate an extra Indium Tin Oxide (ITO) shielding layer to block external electromagnetic fields.
3. Physical Isolation: We design custom grounding frames and choose appropriate tail designs (FPC shielding) to protect the display signal lines.
What custom options are available for the outer cover glass?
We offer a variety of surface treatments to meet different application requirements:
- Anti-Glare (AG): Chemical etching or spray coating that diffuses reflections, ideal for indoor production lines with bright overhead lights.
- Anti-Reflective (AR): Thin-film optical coatings that increase light transmission through the glass, perfect for outdoor kiosks.
- Anti-Fingerprint (AF): A hydrophobic coating that resists oils and fingerprints, making the display easy to clean in medical settings.
- Glass Thickness: We offer custom glass thicknesses from 0.7mm up to 10.0mm to provide protection against vandalism (IK10 impact rating).
What certificates does Guangzhou Xiangrui Optoelectronics hold?
Guangzhou Xiangrui holds both ISO 9001:2015 (Quality Management System) and ISO 14001:2015 (Environmental Management System) certifications. Our products are manufactured to meet CE, RoHS, and FCC standards, ensuring they comply with global regulatory requirements.
What are the lead times for custom OEM/ODM touch panel projects?
For typical custom touch panel projects, engineering designs and prototypes are prepared within 2 to 3 weeks. After the prototype is approved, production tooling and initial batch manufacturing take approximately 3 to 4 weeks. Repeat production runs can often be processed faster, depending on material availability.
How does wide-temperature touch technology function in practice?
Standard touch screens can experience register failures or lag in freezing cold or blistering heat. Our wide-temperature touch panels utilize robust ITO sensors and industrial controllers designed to maintain constant performance from -40°C to +85°C. This makes them highly suitable for cold storage facilities and outdoor machinery exposed to summer heat.
What is the minimum order quantity (MOQ) for custom PCAP touch screens?
Because custom configurations require dedicated machine calibration and setup, our MOQ varies depending on the screen size. Small displays (under 7 inches) typically require a minimum run of 500 to 1,000 units. For medium-to-large industrial displays (10.1 inches and larger), we accept smaller production runs, starting at 100 to 200 units per batch, depending on the project scope.

Industrial Touch Panel & Integration Modules

Explore the rest of our product range, which includes wide-temperature resistive overlay sensors and custom-engineered PCAP systems.

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