01
Polyimide (PI)
12.5 / 25 / 50 µm options, the preferred base material for automotive flex.
Capabilities
Process parameters and manufacturing capability
The figures below reflect our production-proven capability window. For special structures, please talk to our engineering team for a detailed assessment.
Process capability
The specifications below are validated in volume production. Special structures beyond this range require engineering review to confirm lead time and yield.
01
Circuitry & precision
- Min. line width / spacing
- 0.035 mm / 0.035 mm
- Min. hole diameter
- 0.05 mm
- Impedance control
- ± 10%
- Outline tolerance
- ± 0.10 mm (down to ± 0.05 mm)
02
Materials & structure
- Coverlay thickness
- 7.5 µm / 12.5 µm / 25 µm
- Copper thickness
- 12 µm / 18 µm / 35 µm
- Flex layer count
- 1 – 4 layers (up to 6)
- Stiffener options
- PI / FR-4 / steel / aluminium
03
Reliability & delivery
- Bending cycles
- > 1,000,000 cycles
- Operating temperature
- -40 °C to +125 °C
- Surface finish
- OSP / ENIG / tin plating
- Lead time
- Samples 3 – 4 days, volume 7 – 8 days
Material system
Long-standing relationships with leading material suppliers cover the full range needed for automotive and robotics applications.
02
RA rolled copper
Excellent grain ductility, preferred for dynamic flex and dexterous hand applications.
03
ED electrolytic copper
A clear cost advantage, suited to static bending and high-volume programmes.
04
Weather-resistant coverlay
Improves humidity and weather resistance for exposed applications such as wipers.
05
Stiffener materials
PI, FR-4, steel and aluminium stiffeners to meet assembly and thermal needs.
06
Shielding and thermal films
Shielding film and heat-spreading layers address EMI and temperature rise.
Smart Manufacturing
Smart manufacturing, proven strength
Modern production lines driving efficiency and precision.
Automated production, higher efficiency
Automated Production
Fully introducing high-precision automated equipment and robotic arms, improving production efficiency by over 30% while ensuring high consistency and stability.
Precision manufacturing, strict control
Precision Manufacturing
Strictly following ISO international standards with advanced in-line inspection systems, monitoring micron-level parameters in real time to ensure a 99.9%+ yield rate.
Scaled capacity, fast delivery
Scaled Capacity
Class-10,000 cleanroom with multiple parallel production lines, offering strong flexible manufacturing capability for rapid order switching and scaled delivery.
Key equipment and lines
- 100%
- Electrical test coverage
- AOI
- Automated optical inspection
- FPCA
- Flex assembly capability
- 3-4
- Day rapid prototyping
Engineering and co-design
Our R&D team is made up of engineers with more than ten years in flexible circuits, providing cost-effective solutions across differing product requirements, manufacturing constraints and quality targets.
DFM analysis
We review drawings and specifications to head off volume production risk and wasted cost.
Structure and stack-up design
Joint sign-off on bend areas, stiffeners and routing to lift assembly yield.
Fault diagnosis support
One-to-one troubleshooting and technical guidance to reduce production losses.
Continuous improvement
Batch-by-batch review of yield and exceptions to keep refining process parameters.
3-4days
Sample lead time
7-8days
Production lead time
10yrs+
Engineering experience
40-70pcs
Flex circuits per robot