In all production use equipments, machineries in general, production line systems and industrial gas consumption in particular, operation is a very important step determining the operational status of factory. If the operator fails to break production planning and lead to stagnation in business.
Depending on the type of machinery that operational skill is various and requires different expertise. Operational skill is extremely important because it determines the performance of the entire system. The lack of understanding of operation may result in reducing the life of the equipment, production lines, more dangerous  leads to system failure. Therefore the staff must have professional knowledge and should be thoroughly trained before joining the operation.
 

        Nghi Son Refinery and Petrochemical LLC
    
        Nhat Viet Transportation Corporation
    
        Thach Bich Mineral Water Factory
    
        Dana - Y Steel Joint Stock Company
    
        Da Nang Hospital for Women and Children
    
        Truong Hai Auto Corporation
    
        Dung Quat Refinery
    
        Da Nang Steel Joint Stock Company