OEM Conductive Touch Screens Service & Product

Premium Industrial-Grade Resistive & Capacitive Touch Panels Engineered for Rugged HMIs, Medical Devices, and Critical Control Systems Worldwide.

ABOUT OUR ENTERPRISE

Guangzhou Xiangrui Optoelectronics Technology Co., Ltd.

Founded in 2010 and located in Guangzhou, China, we are a company dedicated to the research and development, production, sales, and service of resistive touch panels, capacitive touch panels, cover glass, and module bonding products. We provide customized production of various touch screens, as well as OEM and ODM services.

Our company has obtained the ISO 9001 and ISO 14001 certificates. Our products are widely used in fields such as industrial control, medical equipment, home appliances, smart home, outdoor products, and palm print recognition payment systems.

Production Process Show Workshop Show Lab Show
QC

State-of-the-Art Cleanroom Facilities

To meet the dust-free level requirements for different production processes, our facilities are rigorously controlled to maintain maximum purity, protecting the sensitive layers of conductive touch screen stack-ups.

  • Class 100 Dust-Free Workstations
  • Class 1000 Dust-Free Bonding Rooms
  • Class 10000 Overall Factory Environment
  • Total Plant Area of 3000 Square Meters
3,000+ m²
Total Plant Area
10+ Years
Industrial Experience
30+
Invention Patents

Conductive Touch Screens: The Engine of Modern HMI

An authoritative analysis of conductive layers, sensor matrices, and human-machine interface evolution in critical applications.

Conductive touch screens rely on transparent conductive materials—traditionally Indium Tin Oxide (ITO), and increasingly silver nanowires, metal mesh, and graphene—to detect human contact. As touch technology transitions from consumer grade to critical industrial control systems, the choice of conductive substrate and optical integration method directly defines system reliability. Under standard operating conditions, industrial displays must operate through severe electrical noise, mechanical stress, chemical exposure, and extreme operating temperatures.

Whether using Projected Capacitive (PCAP) or analog resistive technologies, understanding the physics behind touch detection is essential. Resistive systems depend on physical pressure that brings two conductive ITO sheets into contact, establishing a voltage divider circuit. Capacitive systems, by contrast, measure change in capacitance across a micro-fine conductive grid etched into the substrate. By choosing Guangzhou Xiangrui Optoelectronics Technology Co., Ltd. as your OEM partner, you gain access to decades of engineering expertise, ensuring your hardware handles environmental challenges seamlessly.

Sensor Performance Optimization

Configuring sheet resistance (ohms/square) to maximize transparency while preserving signal integrity, fast refresh rates, and low latency touch detection.

Advanced Optical Bonding

Eliminating air gaps using LOCA (Liquid Optically Clear Adhesive) or dry film (OCA) to prevent internal condensation and improve sunlight readability by 400%.

Rugged IP65 Protection

Complete front-side protection sealing. Resistant to water, dust, biological stains, and oil, making them ideal for heavy machinery and operating rooms.

We Manufacture High-Performance Touch and Display Solutions

Guangzhou Xiangrui Optoelectronics is a certified high-tech enterprise in Guangdong Province (awarded in 2022). Our R&D department continuously drives innovation, securing over 30 utility model and invention patents that keep our partners competitive in high-demand markets.

With cleanrooms ranging from Class 100 to Class 10,000, we manage critical environmental variables during assembly. This ensures every resistive sensor, capacitive sensor, cover glass, and optically bonded display module conforms to strict international standards.

10+
Years Experience
Industrial Manufacturing
30+
Patents
Invention & Utility
40+
Countries
Global Export Coverage
100+
Products
Standard & Custom Modules

Resistive vs. Projected Capacitive (PCAP) Touch

A comparative engineering overview for selecting the optimal interactive technology for your application.

Technical Parameters Projected Capacitive (PCAP) Analog Resistive (4/5/8-Wire)
Detection Method Change in electrostatic capacitance (electrodes etched in ITO) Physical pressure bridging conductive layers (upper & lower ITO sheets)
Multi-touch Capability True Multi-touch support (up to 10 points concurrently) Typically single-touch (specialized multi-point layouts available)
Durability & Wear Extremely high. The tempered cover glass resists scratches up to Mohs 7. Moderate. Plastic layer subject to wear and tear.
Input Medium Bare fingers, conductive styluses, and thin medical gloves Fingers, heavy industrial gloves, styluses, and any blunt stylus objects
Optical Clarity Exceptional transmittance (>90%). Perfect for high-bright LCDs. Moderate transmittance (75%-85%) due to multiple overlay layers.
Water & Contaminant Tolerance Requires specialized firmware tuning to prevent false touch triggers Unaffected by surface water, oil, grease, or chemical spray

Global Commercial & Industrial Solutions

How our components meet industry requirements across diverse operating environments worldwide.

Medical Systems

Our capacitive touch panels support latex, nitrile, and surgical gloves. They are compatible with medical disinfectants and conform to IEC 60601-1 standards to ensure low electromagnetic interference.

Industrial Automation

Engineered to operate in high vibration, high heat, and dusty manufacturing environments. Our screens feature thick cover glass (up to 10mm) and custom controller tuning to prevent false touch triggers.

Smart Home & Kiosks

Our panels feature customizable cover glass shapes, Anti-Glare (AG), Anti-Reflective (AR), and Anti-Fingerprint (AF) coatings. They are designed for kiosks, smart home hubs, and palm print recognition payment terminals.

COMPLIANCE & CERTIFICATION

Reliable Partner for Your Touch Solution Needs

Our commitment to quality begins with raw material selection and continues through delivery. Guangzhou Xiangrui Optoelectronics Technology Co., Ltd. operates under strict quality standards.

By maintaining standard ISO 9001:2015 Quality Management and ISO 14001:2015 Environmental Management certifications, we guarantee that all production processes are traceable and optimized for efficiency.

  • Raw Materials: High transmittance ITO film, reliable controller ICs, and glass from premium glass companies.
  • Optical Bonding: Automated OCR and LOCA bonding machinery prevents air bubbles and ensures optimal optical clarity.
  • Environmental Testing: High/low temperature storage, thermal shock tests, and humidity cycling inside testing chambers.
Production Team Quality Inspection

Local Integration Support & Global Compliance

Fast delivery, engineering consulting, and local service support tailored for global system integrators.

For OEMs operating in North America, Europe, and Asia-Pacific, supply chain reliability is essential. We offer local product integration support to ease hardware assembly and firmware tuning challenges. Our engineering support helps resolve touch panel controller calibration, USB/I2C/RS232 interface setup, and cover glass optical matching issues.

Our conductive touch panels are designed to meet RoHS, CE, and FCC requirements. We provide full technical documentation for safety certifications, simplifying the compliance process for your end products.

Whether integrating customized projected capacitive sensors into outdoor charging stations or implementing resistive controllers on medical carts, we supply the drivers, hardware design kits, and mechanical drawings required to shorten your design cycles.

Technology Roadmap & Future Outlook

Investing in materials science to develop next-generation conductive touch screens.

Phase 1: Nano-materials

Integrating silver nanowire (AgNW) and metal mesh films to support curved cover glass designs and flexible display shapes, ensuring reliable touch sensitivity across curved surfaces.

Phase 2: Controller ICs

Collaborating with controller suppliers to improve firmware noise filtering. This enables reliable touch operation in rain and allows use with thick work gloves.

Phase 3: Smart Haptic HUD

Integrating localized haptic feedback actuators and force-sensing technologies directly into our optical bonding stacks, providing a tactile response to simulate physical keys.

Frequently Asked Questions

Technical answers to design, configuration, and ordering queries.

How does Optical Bonding compare with Frame Fitting?
Optical bonding fills the air gap between the touch sensor and the LCD panel using a transparent liquid polymer adhesive (LOCA). This prevents condensation, improves structural strength, and reduces light reflections. Frame fitting uses double-sided adhesive along the outer frame edges. It is a cost-effective solution but leaves an air gap, which can lead to reflections and internal fogging in damp environments.
Can your capacitive screens operate with industrial gloves?
Yes, our capacitive touch controllers can be configured for gloved operation. By adjusting the firmware sensitivity, the controller can detect the change in capacitance through gloves made of latex, rubber, or fabric.
What customizable design options do you offer for OEM/ODM projects?
We offer extensive customization options, including cover glass thickness (from 0.5mm to 10mm), chemical strengthening, silk-screened logos, custom cutout shapes, and surface coatings such as Anti-Glare (AG), Anti-Reflective (AR), and Anti-Fingerprint (AF). We can also customize the dimensions and pin layouts of our flexible printed circuits (FPC).
How does Guangzhou Xiangrui maintain reliability across wide operating temperatures?
We select materials designed to withstand thermal expansion and contraction. Our wide-temperature industrial displays use specialized ITO glass substrates and high-grade adhesives, allowing stable performance in temperatures ranging from -30°C to +85°C.