Views: 222 Author: Wendy Publish Time: 2025-12-24 Origin: Site
Content Menu
>> Main Features of a 3.5 TFT Screen
● Why 3.5 TFT Screen Solutions Are in High Demand
>> Key Benefits for OEMs and Engineers
● Top 10 3.5 TFT Screen Manufacturers in China
>> 2. HONGJIA (3.5 Inch TFT Modules)
>> 3. Shenzhen ChengHao Optoelectronic Co., Ltd.
>> 4. CNK Electronics (3.5 Inch TFT Screen OEM/ODM)
>> 5. Beijing DWIN Technology Co., Ltd.
>> 6. PTL Electronic – 3.5inch TFT Display Module
>> 7. Kingtech Group Co., Ltd.
>> 8. AV‑Display (Shenzhen AV‑Display Co., Ltd.)
>> 9. EastRising / BuyDisplay (Shenzhen)
>> 10. Eagle Tech – Automotive 3.5 TFT Screen Applications
● Technical Parameters of a Typical 3.5 TFT Screen
● Integration and Design Considerations
>> Mechanical and Electrical Design
● Typical Applications of 3.5 TFT Screen Modules
● How to Choose the Right 3.5 TFT Screen Partner in China
● FAQ – 3.5 TFT Screen Sourcing
>> 1. What specifications matter most when choosing a 3.5 TFT Screen?
>> 2. Can Chinese suppliers customize a 3.5 TFT Screen for my project?
>> 3. How do I verify the quality of a 3.5 TFT Screen supplier?
>> 4. What are typical lead times for 3.5 TFT Screen orders?
>> 5. How should I test 3.5 TFT Screen samples before mass production?
China has become one of the most important production bases for the 3.5 TFT Screen, supplying compact, high‑resolution modules for industrial, medical, automotive, and consumer devices worldwide. For overseas buyers, understanding the strengths of leading Chinese 3.5 TFT Screen manufacturers helps secure stable quality, competitive pricing, and long‑term technical support.[1][2]
A 3.5 TFT Screen is a thin‑film‑transistor liquid crystal display with a diagonal size of 3.5 inches, typically used as a small to medium human‑machine interface (HMI) or information display. This size is popular because it offers enough area for clear graphics and text while still fitting compact handheld devices, instruments, and embedded systems.[3][4]
- High‑resolution color output, often 320×240 or 320×480 pixels, suitable for detailed GUI elements and icons on a 3.5 TFT Screen.[3]- Good brightness and contrast, with optional high‑brightness versions for sunlight‑readable 3.5 TFT Screen applications.[4]- Multiple interfaces such as RGB, MCU, SPI, or LVDS, making the 3.5 TFT Screen easy to connect with mainstream MCUs and processors.[3]- Options for resistive or capacitive touch panels integrated directly onto the 3.5 TFT Screen module.[5]
The 3.5 TFT Screen is widely adopted in POS terminals, medical monitors, industrial control panels, smart home controllers, and handheld meters. These applications require compact displays with reliable performance, long‑term availability, and flexible customization that Chinese manufacturers can deliver efficiently.[1][4]
- Versatility across operating systems and embedded platforms, allowing the same 3.5 TFT Screen base design to serve multiple products and variants.[2]- Mature upstream supply chain for TFT glass, backlights, and driver ICs, which supports cost‑effective 3.5 TFT Screen production at scale.[1]- Strong custom engineering support, enabling OEMs to define interface, FPC shape, mechanical outline, and touch options for each 3.5 TFT Screen project.[6]
Below is an overview of 10 representative manufacturers and suppliers offering 3.5 TFT Screen products or closely related 3.5‑inch TFT modules in China.[1]
Reshine Display is widely recognized as a professional manufacturer of small TFT modules and is explicitly described as a 3.5 inch LCD display supplier, which directly covers 3.5 TFT Screen needs. The company supports customization of brightness, interface, and FPC design, making its 3.5 TFT Screen solutions attractive to OEMs with unique mechanical or electrical requirements.[4]- Focus: Small and medium TFT modules, including 3.5 TFT Screen products for industrial and consumer markets.[4]- Strengths: Customizable parameters, OEM/ODM support, and strong positioning for 3.5 TFT Screen batch orders.[4]
HONGJIA is identified as a professional manufacturer and supplier of 3.5 inch TFT LCD modules, such as 320×480 SPI‑interface displays suitable as 3.5 TFT Screen units. The company offers a dedicated factory and OEM services for small TFT modules, focusing on flexible customization and engineering support.[4]- Focus: 3.5 TFT Screen modules with SPI and other compact interfaces tailored for handheld and embedded devices.[4]- Strengths: Flexible customization, self‑owned factory, and solutions that simplify PCB layout for 3.5 TFT Screen designs using low‑pin microcontrollers.[4]
Shenzhen ChengHao Optoelectronic operates factories dedicated to small LCD touch screens and TFT LCD Display modules and serves global buyers from China. Its product line includes small and medium TFT modules, which typically cover the 3.5 TFT Screen range with both touch and non‑touch options.[5]- Focus: Small LCD touch screens and TFT modules, including 3.5 TFT Screen solutions for portable and embedded devices.[5]- Strengths: Export experience, wide catalog of sizes, and integration of touch into 3.5 TFT Screen modules.[5]
CNK Electronics is introduced as a professional 3.5 inch TFT manufacturer and supplier in China with OEM and ODM services dedicated to 3.5 inch TFT screens. With rich production experience and technical accumulation, CNK can customize high‑quality 3.5 TFT Screen products based on detailed customer requirements.[6]- Focus: OEM/ODM 3.5 TFT Screen manufacturing for branded devices and customized industrial projects.[6]- Strengths: Full‑process service from design to delivery, enabling tailored 3.5 TFT Screen configurations for different industries.[6]
Beijing DWIN Technology offers a 3.5 TFT LCD display with high resolution, wide viewing angles, and robust construction for industrial control, handheld devices, and consumer electronics. The company integrates controllers and versatile interfaces into its 3.5 TFT Screen products, simplifying system integration and reducing development time for engineers.[7]- Focus: Intelligent HMI‑style 3.5 TFT Screen modules with built‑in controllers and GUI tools for rapid development.[7]- Strengths: Easy integration, robust design, and strong orientation toward industrial 3.5 TFT Screen applications.[7]
PTL Electronic supplies 3.5inch TFT display modules that can be used for multiple display functions via signal transmission lines. The 3.5inch LCD Screen Module is described as portable, easy to store, and equipped with strict quality control, making it a reliable 3.5 TFT Screen choice.[3]- Focus: General‑purpose 3.5 TFT Screen modules for multi‑function use in portable and embedded products.[3]- Strengths: Good performance, strict quality assurance, and positioning as a professional customization manufacturer.[3]
Kingtech Group is highlighted as a leading TFT LCD display supplier specializing in 1.2–10.4 inch TFT LCD screens, which includes the 3.5 TFT Screen size. With state‑of‑the‑art factories and a focus on industrial control, medical devices, and smart home applications, Kingtech offers strong support for small TFT screens.[8][1]- Focus: Small and mid‑size TFT modules, including 3.5 TFT Screen units for industrial and medical use.[8][1]- Strengths: Advanced manufacturing, flexible cooperation, and a broad catalog of TFT Screen sizes.[8][1]
AV‑Display is described as a publicly traded TFT display manufacturer that designs and produces color TFT modules, capacitive touch panels, and monochrome LCD panels. The company supports small TFT display modules widely used in industrial control and home automation, making it relevant for 3.5 TFT Screen sourcing.[1]- Focus: Color TFT modules and touch panels for industrial and home applications, including 3.5 TFT Screen class products.[1]- Strengths: Strong R&D, in‑house production, and reliable performance for medical and industrial HMI devices.[1]
EastRising, operating via BuyDisplay, is a well‑known China LCD display manufacturer offering TFT, graphic LCD, character LCD, OLED, and e‑Paper displays. Its portfolio includes small TFT LCD modules, and many engineers use its modules as ready‑to‑use 3.5 TFT Screen solutions for prototypes and low‑volume production.[9]- Focus: Off‑the‑shelf TFT modules, including 3.5 TFT Screen boards with integrated controller PCBs and connectors.[9]- Strengths: Global online shop, detailed documentation, and convenient small‑quantity supply for 3.5 TFT Screen evaluation and projects.[9]
Eagle Tech appears in lists of top TFT LCD manufacturers in China and provides automotive TFT LCDs ranging from about 3.5 to over 20 inches. This makes Eagle Tech a suitable option when sourcing rugged 3.5 TFT Screen modules for automotive clusters, infotainment, or auxiliary displays.[2]- Focus: Automotive‑grade TFT LCDs including 3.5 TFT Screen options for dashboards and vehicle terminals.[2]- Strengths: Emphasis on durability, long service life, and high reliability for harsh automotive environments.[2]
Although each manufacturer offers different configurations, many 3.5 TFT Screen modules share similar technical characteristics that help buyers compare options. Understanding these baseline parameters makes it easier to evaluate whether a 3.5 TFT Screen is suitable for a specific product design.[3][4]
- Display size: 3.5 inches diagonal, active area optimized for handheld and panel applications.[4]- Resolution: 320×240 (QVGA) or 320×480 (HVGA) for most mainstream 3.5 TFT Screen modules.[3]- Brightness: Typically 250–500 cd/m², with optional high‑brightness 3.5 TFT Screen versions for outdoor use.[4]- Viewing angle: Improved wide‑view technology available on many industrial 3.5 TFT Screen models.[1]- Operating temperature: Commonly around ‑20°C to +70°C for industrial‑grade 3.5 TFT Screen modules.[1]
Correct integration of a 3.5 TFT Screen can significantly improve product reliability and user experience. Engineers should pay attention to mechanics, electronics, and firmware design when embedding a 3.5 TFT Screen into a final device.[9][6]
- Define precise mounting and bezel dimensions early so the 3.5 TFT Screen fits correctly within the housing.[6]- Ensure the chosen interface (MCU, RGB, SPI, LVDS) is well supported by your main controller and layout for stable 3.5 TFT Screen signal integrity.[3]- Consider EMI shielding, cable length, and connector robustness, especially when the 3.5 TFT Screen is used in industrial or automotive environments.[2]
- Optimize graphics and fonts for the native resolution of the 3.5 TFT Screen to avoid scaling artifacts.[9]- Use color schemes and contrast ratios that maintain readability on the 3.5 TFT Screen in both bright and dim conditions.[1]- Implement efficient drawing routines and buffering so the 3.5 TFT Screen provides smooth UI transitions and animations.[9]
A 3.5 TFT Screen offers a balance of size and detail that makes it ideal for a wide range of embedded products. Many Chinese manufacturers already support reference designs and demo kits for these common application fields.[4][1]
- Industrial HMI: Small control panels, inverter interfaces, and machine status screens based on 3.5 TFT Screen modules.[4]- Medical devices: Patient monitors, portable diagnostic tools, and lab instruments using 3.5 TFT Screen interfaces for clear data display.[1]- Smart home and IoT: Thermostats, security systems, and energy management units with 3.5 TFT Screen touch controllers.[10][1]- Automotive and transportation: Auxiliary dashboard displays and control terminals adopting automotive‑grade 3.5 TFT Screen products.[2]
Selecting a suitable 3.5 TFT Screen manufacturer requires matching your technical requirements, volumes, and project timelines with the supplier's capabilities. A structured approach helps reduce risk and ensures you receive a stable, long‑term 3.5 TFT Screen supply.[2][1]
- Technical fit: Resolution, brightness, viewing angle, interface, operating temperature, and touch type must align with your 3.5 TFT Screen specification.[3]- Quality systems: Look for ISO certification, reliability testing (high/low temperature, vibration, ESD), and documented test reports for 3.5 TFT Screen modules.[1]- Engineering support: Evaluate how quickly the supplier answers technical questions and provides 3.5 TFT Screen integration guidance and documentation.[6]- Supply stability: Confirm capacity, lead times, and long‑term continuity, especially for automotive or industrial 3.5 TFT Screen use.[2][4]
- Prepare a clear requirement document for the 3.5 TFT Screen, covering specifications, lifespan expectations, and certification needs.[3]- Shortlist suppliers that explicitly mention 3.5 inch TFT or 3.5 TFT Screen modules and request complete datasheets and samples.[6][4]- Conduct environmental and functional tests with multiple 3.5 TFT Screen samples under real‑world conditions before locking a design.[1]- Negotiate framework agreements, including last‑time‑buy terms, to secure long‑term 3.5 TFT Screen supply stability.[2]
The 3.5 TFT Screen has become a key display size for modern industrial, medical, automotive, and smart home devices, balancing compact form factor with rich visual performance. China's mature TFT ecosystem provides a wide selection of 3.5 TFT Screen manufacturers—from specialized module houses like Reshine, HONGJIA, CNK, and ChengHao to larger players such as Kingtech, AV‑Display, EastRising, and Eagle Tech—so buyers can find partners for different volumes and technical needs. By carefully assessing technical specifications, quality systems, and long‑term supply capabilities, overseas customers can build a robust supply chain around the 3.5 TFT Screen and accelerate product development in demanding global markets.[6][2][4][1]
The most important specifications for a 3.5 TFT Screen are resolution, brightness, contrast ratio, viewing angles, operating temperature, and interface type (RGB, MCU, SPI, LVDS). You should also define touch type, expected lifetime, and any special requirements such as sunlight readability or wide‑temperature 3.5 TFT Screen operation.[3][1]
Many Chinese manufacturers offer OEM/ODM services to customize 3.5 TFT Screen modules, including FPC shape, interface, brightness, and mechanical outline. Companies like CNK, Reshine, HONGJIA, and ChengHao explicitly promote customization of 3.5 TFT Screen products for different industries and brands.[5][6][4]
Quality verification should include reviewing ISO certifications, reliability test reports, and, where possible, visiting or auditing the factory producing the 3.5 TFT Screen modules. You should also evaluate sample consistency across multiple batches and review references or case studies for the supplier's 3.5 TFT Screen projects in similar applications.[2][1]
For standard catalog 3.5 TFT Screen modules, lead times often range from a few weeks depending on stock status and order quantity. Customized 3.5 TFT Screen designs may require additional time for tooling, engineering samples, and validation, extending total lead time to several months.[6][4][1]
Testing 3.5 TFT Screen samples should cover optical performance, touch response, EMI behavior, long‑term burn‑in, and mechanical robustness under vibration and temperature cycling. It is also important to test the 3.5 TFT Screen in the real enclosure and final system to confirm viewing angles, readability, and UI usability for end users.[4][3]
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