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The 11th anniversary of World Metrology Day was held at Sharif University The 11th anniversary of World Metrology Day was held at Sharif University in 25th of the Jun 2019 in Tehran. According to The theme The International System of Units - Fundamentally Better, Dr. Madanipour lectured about New SI and changes in the units.
 The SI is now based on a set of definitions each linked to the laws of physics and have the advantages of being able to embrace further improvements in measurement science and technology to meet the needs of future users for many years to come.
Dr. Zijad Dzmic, President of the National Metrology Institute of Bosnia and Herzegovina, also had a speech with the title of “Metrology, Demand Driven Science”.