Aerofood ACS ensure all employees to be wise in wearing mask and maintaining the standard procedure applied. One of the with proper use of mask and stay in maintaining self-cleanliness and work environment. Use of masks is highly recommended for employees with symptoms of cough or cold, or for outdoor self-protection so it is safe. Mask can only be use one-use, and effectively use 2-3 hours or 1 days maximum. Should be replaced when in starts dirty and dusty. Also, before touching the mask its better to wash your hands first with soap water or hand sanitizer to be more guaranteed cleanliness. Hopefully with the step of protecting ourselves we can be avoided from the virus in doing activites while working, protect ourselves and our people around us.