Vistar Holdings Ltd. engages in the electrical and mechanical engineering services. The company employs 108 full-time employees The company went IPO on 2018-02-12. The firm operates its business through three segments. The Installation Work segment is involved in supplying and carrying out fire prevention system installation work. The Alteration and Addition Services segment is involved in provision of alteration and addition services on existing fire prevention system of customers. The Maintenance Services segment is involved in the provision of repair and maintenance services on fire prevention systems of customers. Fire service systems mainly consist of automatic fire alarm systems, sprinkler systems, manual fire alarm systems, fire hydrant and hose reel systems, drencher systems, water spray systems, foam systems, non-contaminating gas extinguishing systems, emergency lighting systems, audio visual systems and portable fire appliances.