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Company Case About RoHS 65K Color ST7789V 1.22inch TFT LCD Touch Screen

RoHS 65K Color ST7789V 1.22inch TFT LCD Touch Screen

2025-09-14
Latest company case aboutRoHS 65K Color ST7789V 1.22inch TFT LCD Touch Screen
RoHS 65K Color ST7789V 1.22inch TFT LCD Touch Screen
Project Background

One of our European wearable device clients was developing a new generation of children’s smartwatch. Their requirements were clear:

  • Compact screen size (around 1.2 inches)
  • Low power consumption
  • High contrast ratio with wide viewing angles
  • Capacitive touch panel support
  • Compliance with RoHS and international quality certifications

After comparing several suppliers, they chose our ST7789V 1.22-inch TFT LCD touch display module, due to our fast delivery capability, customizable solutions, and strict ISO-certified production process.


último caso de la compañía sobre RoHS 65K Color ST7789V 1.22inch TFT LCD Touch Screen  0
Product Solution

We provided the client with the STR-YT122BC01 1.22-inch TFT LCD module:

  • Resolution: 240 * 204 pixels, capable of displaying 65K / 262K colors
  • Driver IC: ST7789V, RAMLess design for fast response
  • Structure: G+F capacitive touch screen, thin glass (0.2T), ultra-lightweight design
  • Performance: High contrast ratio (≥400), luminance 230 cd/m², wide viewing angle
  • Reliability: Operating temperature -20~70ºC, storage temperature -30~80ºC
  • Compliance: RoHS standard, ISO9001:2008 & ISO9001:2015 certified production

To meet the client’s design requirements, we customized the FPC interface and optimized the module thickness to perfectly fit into the smartwatch’s housing.


Implementation Process
  1. Requirement Confirmation – Client shared product drawings and specifications.
  2. Engineering Support – Our R&D team evaluated feasibility and provided a custom FPC design.
  3. Sample Production – Delivered samples within 7 days for testing.
  4. Reliability Testing – Passed high/low temperature, humidity, vibration, ESD, and salt spray tests.
  5. Mass Production – With our large inventory and stable supplier chain, mass production was completed within 3 weeks.

último caso de la compañía sobre RoHS 65K Color ST7789V 1.22inch TFT LCD Touch Screen  1
Project Results
  • The new smartwatch successfully entered the European market, receiving positive feedback for screen clarity and smooth touch experience.
  • Client reported excellent display stability with no failure cases during the first six months of launch.
  • Our fast sample delivery and technical support helped the client reduce development time by 30%.
  • Client has since expanded cooperation to larger sizes (2.0 inch, 2.8 inch) for their future smart wearable projects.

Why Choose Us for TFT LCD Displays
  • Established in 2011, long-term partnerships with global companies.
  • Professional R&D team for custom structure, touch screen, FPC, and interface solutions.
  • Large stock of standard models (0.96" to 13.3"), supporting fast shipment.
  • Strict quality control – 100% visual and function test, aging test, and reliability test before delivery.
  • After-sales guarantee – 12-month warranty, full technical support, fast response.

✅ With this case, potential buyers can clearly see not only the technical specifications, but also our cooperation process, customization ability, and successful client application — greatly improving trust and SEO visibility.