phone & lpad Screen Factory

I. UESELL Product Positioning and Core Technical System

Product Positioning: Specialized in R&D and manufacturing of smartphone display modules, covering full-series display solutions across technical routes including Liquid Crystal Display (LCD), Organic Light-Emitting Diode (OLED), and emerging Quantum Dot (QLED), serving the screen requirements of consumer electronics terminal brands.

II. Core Product Types and Technical Parameters

1. Display Technology Categories

Technology Type	Core Characteristics	Application Scenarios
LCD Screen	– Backlight Module (BLU) with edge-lit/direct-lit LED backlight, supporting Local Dimming – Resolution ranging from HD+ (720×1600) to 2K (1440×3200) – Color gamut standards: sRGB/Display P3, typical brightness 400-600nits	Mid-range models, long-battery devices
OLED Screen	– Optional flexible/rigid substrates, minimum bending radius ≤1mm – Support for LTPO (Low-Temperature Polycrystalline Oxide) technology, 1-120Hz adaptive refresh rate – Contrast ratio 1,000,000:1, peak brightness 1000-2000nits (HDR10+ certified)	High-end models, foldable devices
QLED Screen	– Covered with Quantum Dot (QD) film, color gamut reaching NTSC 110%+ – Combined with Mini LED backlight for million-level zonal dimming – Support for 8K (7680×4320) ultra-high-definition resolution	Flagship models, professional displays

2. Key Performance Indicators

Touch Technology:
- Capacitive touch with 10-point touch support, sampling rate 240-500Hz
- Integrated In-Cell/On-Cell technology, touch response time <10ms
Optical Properties:
- Surface treatments: AG anti-glare (haze 5-30%), AF anti-fingerprint (contact angle >110°), AR anti-reflective coating (reflectance <1%)
- Blue light filtering: Certified by TÜV Rheinland low blue light (energy reduction of 20%+ for wavelengths 415-455nm)

III. Manufacturing Processes and Quality Control

1. Core Process Nodes

Panel Fabrication:
- LCD: Three-stage process (Array → Cell → Module) on G6 production line (glass substrate size 1500×1850mm)
- OLED: Vacuum deposition process with pixel precision ±2μm and color purity deviation ΔE <1
Module Integration:
- COG (Chip on Glass)/COF (Chip on Film) packaging technology, bezel width ≤0.5mm
- Full lamination process using OCA optical adhesive, air layer thickness <1μm

2. Quality Verification System

Reliability Testing:
- Environmental tests: -20℃~70℃ high-low temperature cycling (1000 cycles), 95% humidity storage (1000 hours)
- Mechanical tests: Drop impact (1.5m on concrete), touch life (1 million clicks)
Optical Testing:
- Calibrated by Konica Minolta CS-2000 spectrometer, brightness uniformity >90%, color deviation ΔE <2

IV. Customized Solutions

Form Factor Innovation:
- Curved screens (curvature radius 50-500mm), waterfall screens (side bending angle >80°), punch-hole screens (aperture ≤3mm)
- Foldable screens (UTG ultra-thin glass, bending life >200,000 times)
Functional Integration:
- Optical fingerprint under display, recognition area 15×8mm
- Integrated ambient light sensor (ALS) and proximity sensor (PS)

V. Industry Standards and Certifications

International Certifications: ISO 9001 (quality management system), ISO 14001 (environmental management system), IATF 16949 (automotive electronics certification)
Display Standards: VESA DisplayHDR certification (HDR400/600/1000), SGS low blue light certification

VI. Supply Chain and Capacity Advantages

Production Capacity: Monthly capacity of 5 million pieces (G6 line), supporting small-batch customization (minimum order quantity 10K) and mass production
Supply Chain Integration: Upstream coverage of core materials including glass substrates (Corning Gorilla Glass/Asahi Dragontrail), driver ICs (Synaptics/Qualcomm), and optical materials (Nitto/Dupont)

VII. Technological Evolution Directions

Next-Generation Technology Layout:
- Micro LED display (pixel pitch <100μm, 30% power consumption reduction)
- Transparent screens (light transmittance >60%, applied to AR devices)
- E-paper integration technology (dual-screen switching, e-ink + OLED combination solution)