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21st Circuitry was a record label based in San Francisco, United States that was founded in early 1991 and released electro-industrial, industrial rock and similar styles of music. Bands that were signed to or distributed material through the label included Covenant, Unit:187, Hate Dept., Xorcist, Templebeat, Scar Tissue, Luxt, Mute Angst Envy, and New Mind. In 1999, 21st Circuitry shut its doors and its remaining stock was purchased by Metropolis Records.