Uniindia: New Delhi/Port Louis, April 14 (UNI) Indian Foreign Secretary Vinay Mohan Kwatra held fruitful discussions during his courtesy call on Mauritius Prime Minister Pravind Kumar Jugnauth in Port Louis. The two sides discussed the unique bilateral relationship as well as the proposed launch of India''s Unified Payments Interface (UPI) Payment System and RuPay card in Mauritius.