EL door sill plate

Flexible Touch Sensor

Flexible Touch Sensor

Check out our new product group, the Flexible Touch Switch and see how you can use our technology for your type of product!

EL on Fabric

EL on Fabric

Now you can print EL fabric! Enhance your products with our electroluminescent panels.


Cochief's EL door sill plate

Cochief Industrial Co., Ltd. is a lighting product manufacturer that is mainly focusing on designing and developing electro-luminescent product from Taiwan, since 1998.

Cochief's RoHS certified and patented EL door sill plate are sold worldwide. Along with the newly introduced products, including electroluminescent keypads, flexible touch-switch, EL plates, EL inverters, light guide products, LED plates and lamps, Cochief has become a leading supplier with a great reputation.

With both advanced technology and 21 years of experience, Cochief always makes sure to meet each customer's demands.

EL door sill plate

EL door sill plate

EL door sill plate for car
EL door sill plate for car

Cochief is capable of offering the total solution from design, produce to the finished parts.


1. Cool to the touch, no heat
2. Uniformity
3. Thin profile and flexibility
4. Low power consumption
5. Basic colors: Blue, Blue-green,Green, Pink-white, we can make bright-colored effect by using the combination of special painting dyes and color sheet.
6. Reasonable Cost
7. Light weight
8.Thickness: < 0.5mm (super thin)
9.Versatile drive conditions
10.Resistant to heat
11.Life not affected by vibration or mechanical shock
12.Performance not affected by power cycling
13.Individually addressable lit areas
14.Cool lighting Connections can be located anywhere on the lamp


Solid state reliability
Independent of viewing angle
Virtually designed to any size or shape, with or without holes
Connections can be located anywhere on the lamp
Versatile drive conditions
Graphics can be printed on illuminating surface
Life not affected by vibration or mechanical shock
Performance not affected by power cycling
Individually addressable lit areas
Applications: Automotive, doorsill, and others

Safety/Quality Approvals

2. ISO 9001:2008

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