文化シヤッターサービス株式会社 is the BX group’s dedicated maintenance and statutory-inspection arm, covering Building Standards Act Art.12 防火設備定期検査報告 for fire shutters, fire doorsets and smoke curtains. The firm states that it employs 556 nationally qualified 防火設備検査員 alongside 1,015 licensed electricians across 138 service stations, operating around the clock.