Light Guide Plate / Digital Capacitive Touch Sensor Switch Module Manufacturer | Cochief

Light Guide Plate / Cochief provides total solution of light source solution to create more innovative products with customers.

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.


Light Guide Products | Digital Capacitive Touch Sensor Switch Module Manufacturer | Cochief

Located in Taiwan since 1998, Cochief Industrial Co., Ltd. has been a backlight applications and touch switch solutions manufacturer. Their main products include, Light Guide Products, cuttable EL panel, light guide film, EL wire, light display electroluminescent, EL lamps, intelligent lighting control module, capacitive touch switch module, capacitive touch sensor, flexible touch film, tactile switch and touch module, which are mainly focusing on designing and developing electro-luminescent products.

COCHIEF was established in February, 1998. We mainly produce electro-luminescent that known as “EL”. “KEEPING PROGRESS & BEST QUALITY” as the key spiritual principle strongly persisting in Cochief. Keep improving the manufacturing capability as well as pursuing innovative ability in order to match the multi-developing markets. Also being eco-friendly matched as ROHS compliance products. with more than 20 years manufacturing experience in producing EL Panel, Light Guide Film and Intelligent Touch Switches Modules for customers in global market from Taiwan.

Cochief has been offering customers backlight applications and touch switch solutions, both with advanced technology and 25 years of manufacturing experience, Cochief ensures each customer's demands are met.

Light Guide Products

Light Guide Plate
Light Guide Plate


Light Guide Film/Light Guide Plate, a side view type backlight application, with its high transmittance and total reflection characteristics convert the LED straight light source into a surface light source. Lighting uniformity can reach 80 %. Light Guide Products can reduce the use of LED lights and current consumption making your product achieves power saving and uniform effect.

Our Light Guide Product is the perfect backlighting solution for any device with thickness of 0.1mm~5mm, even 10mm to meet customer’s ideal size.
Besides, Light guide film is thin、 flexible and easy process, It can be changed synchronously with the customer product structure.

Light Guide Film/Light Guide Plate, a kind of backlight application of LED side view. As its high transmittance and full reflective characteristics convert the LED straight light into a flat light. The Lighting uniformity can reach over 80 %. Light Guide Products can use the less quantity of LED but the uniformity reach over 80 % to achieve power saving and uniform effect on your product.
As customized application, Light Guide Product can be designed from 0.1mm to 10mm to satisfy various device.


Light Guide Products can be design into two types - Front Light Guide and Back Light Guide。As the full reflection characteristics of the light source and the designed
dot’s structure to spread out and reflect the LED lighting to all whole area effectively.


Light Guide Technology Video


Lightguide  Lightguide  Lightguide

Press Release