Filn is an innovative industrial and trading company integrating r&d, production and sales. The company was founded in 1998 and has 21 years of history. Now the company has three factories and one trading company.FILN produces indicator lights, push button switches, rocker switches, guitar switches, touch control system switches, waterproof microswitches and other products.FILN is the world's most complete range indicator lamp category of a manufacturing company, but also China’s only one has a small indicator lamp UL certificate mainland manufacturers.FILN is the founder of the wire metal button category, but also the creator of the waterproof heavy duty rocker switch.illuminated rocker switch