Ministry of Higher Education Malaysia, Putajaya, Malaysia 2010

5th ASEAN Civil Engineering Conference Ho Chi Minh City, Vietnam, 2011

Institute of Chemistry, Ceylon, Sri Lanka 2012

Young Scholars Seminar, 2018 Hongkong

12th APRU Doctoral Students Conference, 2011 Beijing, China

International Conference on Clean Water, Air & Soil CleanWAS 2016 Beijing, China

International Conference on Chemistry & Chemical Sciences Bangkok, Thailand 2011

Malaysia Innovative, Putrajaya, Malaysia 2010

PhD Convocation with TNC, University Malaya, Kuala Lumpur, Malaysia 2012

International Water Technology Conference, Istanbul, Turkey, 2011

APCBESS Conference on Environmental Engineering & Its Application 2010 Singapore

SATU Summer Internship Program, 2013 Chung Kung University Taiwan

Synchrotron Workshop University Malaya 2011

11 Th Eurasia Conference on Chemical Sciences, Dead Sea Jordan 2011

3rd International Conference for Young Chemists, Penang, Malaysia 2010

National Geoscience Conference, Paerak, Malaysia 2013

FATIH UNIVERSITY, Istanbul Turkey 2011

PhD Convocation, 2012 University Malaya Kuala Lumpur, Malaysia

International Conference on Clean Water, Air & Soil CleanWAS 2018 Bali, Indonesia

Darmasiswa Orientation Program 2011 Jakarta, Indonesia