Established in 1981, Smart Lion Industrial is the leading manufacturer of construction and building materials in Taiwan. Products include door handles, pneumatic door closer, hydraulic door closer, knob latches, push button latches, fence and gate hardware, door levers, etc. Custom ODM and OEM specifications products are available. Most of the products are exported to al over the world, including west Europe, north America, south Asia, Australia, Oceania, Japan and so on.