Before improving quality, it is necessary to enhance the quality of the manpower.53% of Greco’s manpower are with tertiary level degree, 6% have master's degrees or higher. Greco invest millions of dollars every year into education and training to build expertise, technology, enhance experience transmission pipeline, and cultivate the necessary professional personnel.With its excellent performance in Human Resource development, Greco was awarded as the top ten blue-chip unit of manpower training by the Ministry of Economic Affairs in 1995.

Greco’s Welfare/Benefit system aims to let its employees have a comfortable and happy working environment. The welfare and benefit scheme such as, labor insurance, health insurance, corporations insurance, pension committees, three bonuses, labor Day gifts, staff year-end gathering, and leave system. Through the active operation employee benefits committee, carried out welfare activities, including mutual aid business, community activities, recreational activities, etc. Its fruitful result is evident with the awards granted by government as an excellent employee benefits unit and harmonious labor relations unit.