Largan Precision Company Limited or Largan Precision is a Taiwanese company with its headquarters in Nantun District, Taichung City. The company manufactures optical lens modules and optoelectronic components, which are mainly used in scanners, cameras, digital cameras, multi function product, LCD projectors, phone lenses, rear projection TVs, and optical mice. Largan Precision is the world's biggest supplier of smartphone camera lenses and accounts for 30 percent of the global market share. It is one of the "nation's biggest supplier" for iPhone camera lenses along with Foxconn Interconnect Technology and Guangyao Technology. Wikipedia