Pursuant to the Department of Trade and Industry (DTI) Department Administrative Order No. 3, Series of 2002 (DAO 3:2002), the Department of Trade and Industry – Laguna Provincial Office (DTI-Laguna), through its Consumer Protection Division, conducted onsite inspection and monitoring of a motor vehicle private emission testing center (PETC) in Calamba City, Laguna, on May continue reading : DTI-Laguna safeguards consumers by inspecting PETC in Calamba City