location No.1, Jalan Alfa Impian 1, Taman Perinductrian Alfa Impian, 43300 Balakong, Selangor Darul Ehsan. hours 9:00 am – 5.00pmmonday – friday contact us t : +603 9011 7545f : +603 8211 7080e : optimum@spaceoem.com