Chairman of the Audit Committee

Mr. Harianto is Indonesian citizen, age 51 and domiciled in Indonesia.

He has served as Director of PT Century Abadi Perkasa from 2016, as well as Independent Advisor to IDI Infrastructures Inc. Representative’s
Office in Jakarta from 2014 to 2015.

Previously, he was the Principal / Vice President of PT Aureos Sequel Indonesia from 2010 to 2013, Deputy Director of PT Erdikha Elit Sekuritas in 2009, Vice President of PT. JAIC Indonesia from 2000 to 2008. From 2005 also taught at the ATMI Industrial Polytechnic, Cikarang.

He earned his Diploma in Mechanical Engineering from ATMI (Industrial Mechanical Engineering Academy) Solo in 1991, and he graduated from the
University of Indonesia with a Bachelor of Economics in 1997, and a Masters in Management in 2002.