Singapore, Aug 16 (ANI): External Affairs Minister Sushma Swaraj on Saturday met Singapore's Prime Minister Lee Hsien Loong and Foreign Minister K Shanmugam. Swaraj has visited Singapore to flag off year-long celebrations to mark 50 years of relationship between the two countries. Her visit is also aimed at exploring the possibility of Singapore's involvement in major Indian infrastructure projects including the smart city project and rejuvenation of other Indian cities.