ISO means ‘International Organisation for Standardisation’.
The ISO certification is awarded to a process, system, or person has met all the applicable requirement for a specific standard. A typical ISO certification is the ISO 9001:2008 Quality Management System (QMS).
The ‘NIS’ certification is the award given to locally manufactured product with consistently proving record of meeting standard requirements after passing through rigorous analytical process. The awardees of NIS mark are consistently monitored to ensure that they retain their quality level, otherwise, the award is withdrawn.