Asset, Facility & Maintenance Management Proton (Shah Alam Plant) April 23, 2025 Posted by Fadli 30 Jun Contract of Comprehensive Maintenance of Air Conditioning at PROTON Shah Alam, Casting and Tanjung Malim Plant Airconditioning System Maintenance – Indoor Unit Airconditioning System Maintenance – Cassette Unit Airconditioning System Maintenance – Cleaning Filter Airconditioning System Maintenance – Repairing Outdoor Unit