The Department of Trade and Industry Region 2 joins the nation in the celebration of National Flag Day as all of its Provincial Offices in Nueva Vizcaya, Isabela, Cagayan, Quirino, Batanes and Regional Office conduct the ceremonial flag raising and “Pagpupugay sa Watawat” in their respective areas. National Flag Day is celebrated every 28th of continue reading : DTI-2 commemorates National Flag Day