Membrane switch is an operating system integrating key functions, indicating elements and instrument panel. It consists of four parts: panel, upper circuit, isolation layer and lower circuit. When the membrane switch is pressed, the contact of the upper circuit deforms downward and contacts the board of the lower circuit. After the finger is released, the upper circuit contact bounces back, the circuit is disconnected and the circuit triggers the signal. The membrane switch has rigorous structure, beautiful appearance and good air tightness. It has the characteristics of long service life. It is widely used in electronic communication, electronic measuring instruments, industrial control, automobile industry, intelligent toys, household appliances and other fields.

The plastic substrate of 0.25mm and below is called film, which is mainly used as the panel layer of film switch. Various indicative patterns and words are printed on the back to indicate the operation area corresponding to the key opening position. The thickness shall be selected according to the size of the panel and keys. The material is thick, the touch is increased and the response is slow; The material is too thin, feels poor, and the rebound is not obvious. The thickness above 0.25mm is called sheet, which is not suitable for three-dimensional key forming. It can be used as an indicator panel without key operation area or as a lining plate of membrane switch to improve its hardness.

    Dongguan Keda Film Technology Co., Ltd. is a professional manufacturer of film switches. Its business scope covers film switches, film panels, software circuits, silicone keys, rubber, nameplate labels, LED backlight film switches, EL cold light film backlight film switches, LGF light guide film switches, optical fiber film switches and capacitive film switches. In addition to membrane switches, the company also provides supporting products, such as silicone keys, nameplate labels, pcba, FPC, IML / IMD electronic products R & D, design and assembly of high-tech enterprises. The company is composed of engineers, technicians and managers with more than 10 years of experience.

　　The company covers an area of 1200 square meters, complete hardware supporting facilities and modern working environment and conditions. The company has complete system and departments, and has a set of mature and effective management system and strict and scientific quality assurance system for project design, quality and service. The engineering department, the material control department, the quality inspection department, the printing department, the assembly department, the stamping and forming department, the comprehensive service department and other departments have introduced a large number of automatic printing equipment in the production process, effectively ensuring the progress and quality requirements of the products. Product quality is guaranteed, which is not only a commitment, but also represents the great confidence of reachable film technicians in product quality and unlimited sincerity to customers.

We use wisdom, technology, skills and sincerity to create high-quality membrane switches, build a small and Seiko factory, and implement the customer's requirements one by one.

　　"Reputation first, quality first, service first" is the purpose we will always follow. Respecting tradition, advocating fashion, scientific and technological innovation and aiming to be ahead are our enduring ideas.

　Whether you are a new customer or an old friend of our company, all colleagues of reachable Film Technology Co., Ltd. are honored to have the opportunity to provide you with high-quality and comprehensive service. We will make more unremitting efforts to provide better services and repay our customers.