Indonesian President Joko Widodo (L) welcomes Prime Minister of South Korea Lee Nak-yeon in Jakarta, Indonesia, Aug. 20, 2018. Indonesian President Joko Widodo and visiting Prime Minister of South Korea Lee Nak-yeon met here at the State Palace on Monday, calling for acceleration of the Regional Comprehensive Economic Partnership (RCEP), a minister said. (Xinhua/Zulkarnain)