The Department of Trade and Industry (DTI) through the Bureau of Philippine Standards (BPS) issued Memorandum Circular (MC) No. 21-13, series of 2021 providing amendatory and supplemental guidelines for the implementation of Department Administrative Order (DAO) 20-10, series of 2020 or the technical regulation for hot-dip metallic-coated and pre-painted galvanized steel coils and sheets for continue reading : DTI issues supplemental guidelines for the regulation of galvanized steel coils and sheets
![steel coils](https://www.dti.gov.ph/wp-content/uploads/steel-4395773_640-150x150.jpg)