March 9, 2013 No Comments BY diana SLS 251 & ISO 22000:2005 Quality Certifications We are proud to be among the Leading Biscuit Manufacturing & Marketing Companies in Sri Lanka with both SLS 251 & ISO 22000:2005 Quality Certifications. Diana Diana Biscuit Diana Products Diana Srilanka FBTWGLPTEV No previous story to show! Next Story Leave a Reply Cancel replyYour email address will not be published. Required fields are marked * Save my name, email, and website in this browser for the next time I comment.