UL Bangladesh Managing Director Sarbajit Mukharjee hands over a certificate to RR-Imperial Director and CEO Mahbub Hossaian Mirdha at a ceremony at UL Bangladesh office at Uttara in the capital on Sunday. UL (Underwriters Laboratories), the USA’s highest standardisation authority, handed over the certificate to RR KABEL, as the first ever any Bangladeshi cables manufacturer for its high quality products especially sophisticated thin charging and data cables.