NEW DELHI, July 7 -- India and Indonesia are set to link their digital payment systems, allowing faster and easier cross-border transactions as the two countries seek to expand economic and strategic cooperation.

The agreement to integrate India's Unified Payments Interface (UPI) with Indonesia's payment system was announced by Prime Minister Narendra Modi on Tuesday during a joint statement with Indonesian President Prabowo Subianto, part of Modi's three-day visit to the country.

The move is aimed at improving the ease of doing business and travel between the two countries, as India seeks to expand the global footprint of its digital public infrastructure.

India's UPI system is currently available in more than eight countries, includi...