Flags have historically been used for military coordination and signaling, and have since evolved to serve purposes of identification and communication. National flags in particular represent patriotic symbols with varied interpretations that are often associated with military uses due to their origins. The study of vexillology concerns the meanings and uses of flags. The Flag Company is an Indian manufacturer of flags and sports merchandise that produces flags and banners for various customers through a process involving weaving, dyeing, printing, and quality control.