Introduction: Founded in 1966, Knitter switch is one of the leading switch manufacturers in Europe. Since its establishment, Knitter switch has been at the forefront of switch technology. The quality of the Knitter switch is first-class, and its products include toggle switches, button switches, tactile switches, sliding switches, dual in-line switches, rotary encoder switches, rotary switches, encoders and micro switches, film keyboards, rubber keyboards, and steel plate keyboards, with a wide range of applications. Knitter switch has subsidiaries or representative offices in the UK, France, and China, and has established strategic alliances and distribution cooperation channels with several well-known distributors. Knight Switc has obtained ISO 9001 quality system certification.