About the Membrane Switch Key Process of Production

The factory spans 4,500 square meters, with a team of over 80 skilled workers. It is certified by ISO9001, ISO13485, ISO14001, and ISO45001. LuphiTouch® specializes in developing and manufacturing various human-machine interface switch panels, keypads, and modules. Their capabilities include:

• Mechatronic design

• Graphic art design

• Function control PCBA development

• MCU development

• IC programming

• Embedded system development

• Tooling, prototyping, function testing, mass production, and shipping

They offer a one-stop total solutions service for clients.

Membrane Switch Manufacturers

In addition to membrane switch production, LuphiTouch provides:

• Circuit board manufacturing

• Components sourcing

• SMT & PTH assembly

• EMS (Electronics Manufacturing Services) contract manufacturing

Research and Development

Raw Materials

LuphiTouch uses high-quality imported materials, such as:

• 3M double-sided adhesives

• Autotype PET

• Nickomatic connectors

• Kingbright LEDs

Materials like films and adhesives are cut using high-precision automatic cutting machines.

Material Cutting

Graphic designs and texts are printed based on customer drawings, using semi-automatic screen printing machines.

Screen Printing

The factory is equipped with:

• Fully automatic printing lines

• Digital color printers

These ensure accuracy and efficiency in printing processes.

Drying

Printed graphic overlays and circuits are dried and cured thoroughly by passing them through tunnels and ovens.

Embossing

Graphic overlays are embossed for keys and LED windows according to customer specifications, with key heights of up to 1.5mm. Additional processes include:

• Punching

• Connector assembly

• Semi-finished and finished product assembly

Assembly

Optical and electronic products are assembled in a 1,000-class cleanroom. Services also include OCA full lamination processing.

Die-Cutting

Final product shaping is achieved using automated die-cutting and high-precision cutting machines. Every step of production undergoes 100% appearance and functional inspection.

Quality Inspection

Products are sampled for:

• Life testing

• High and low-temperature testing

• Salt spray testing

These ensure product durability and quality before shipping.

Packaging

Approved products are packaged using anti-static inner packaging and export-grade outer boxes to ensure safe transportation. Products are continuously shipped from LuphiTouch's warehouses to clients worldwide.

Factory Audit Summary

LuphiTouch is committed to becoming a leading supplier of user interface products in China. If you need membrane switches, capacitive switches, touch display panels, rubber keypads, or other user interface products, please contact LuphiTouch®.

See you next time!