On behalf of the International organizing committee, it is our great pleasure to invite you to Singapore to attend the 9th Conference of the Asian Regional Section of the IASC (IASC-ARS 2015) to be hosted by the Department of Statistics and Applied Probability, National University of Singapore from December 17th to 19th, 2015. The IASC-ARS conference is the main conference organized by the Asian Regional Section of the IASC every two to four years for attendees to exchange and learn about the latest information in Statistical Computing with applications. The conference topic for 2015 is “Statistical Computing: Challenges and Opportunities in Big Data Era”. IASC-ARS 2015 mission is to provide rich attendee experience by creating a forum in Big Data Era for presenting the scientific papers, exhibiting the latest studies and applications, and for networking with peers in variety areas, including but not limited to, biometrics, econometrics, data analysis, graphics, simulation, algorithms, knowledge-based systems, and Bayesian computing. We envisage that the IASC-ARS 2015 conference will attract statistics researchers and practitioners from the academic institutes, industrial sections, and government agencies all over the world. It will provide communication channels between international experts and Asian-Pacific scientists, as well as training opportunities for graduate students and young researchers for the exchange of statistical theory, methodology, algorithm, software, and data; for the communication with statisticians and statistics practitioners; for the promotion of statistical concept to all kinds of applications. We hope to see you in Singapore to attend the IASC-ARS 2015 conference and to experience the unique culture and beauty of Singapore. We extend our hands for a warm welcome to you all from Singapore!