1. CISCO School of Informatics; Guangdong University of Foreign Studies; No. 178, Waihuandong Road, Higher Education Mega Center, Panyu District Guangzhou Guangdong China 510006
2. Computer Science Department, 101F MacLean Hall; The University of Iowa; Iowa City IA
3. Institute of Business Intelligence and Knowledge Discovery; Guangdong University of Foreign Studies; No. 178, Waihuandong Road, Higher Education Mega Center, Panyu District Guangzhou Guangdong China 510006
4. School of Business; Sun Yat-sen University; No. 178, Waihuandong Road, Higher Education Mega Center, Panyu District Guangzhou Guangdong China 510006