Prime Minister Narendra Modi met with the leaders of the other BRICS countries in the Chinese city of Hangzhou, in his second engagement of the day on Sunday."Building the BRICS within G-20! PM @narendramodi and the four other leaders for a special BRICS Meeting in Hangzhou," tweeted Ministry of External Affairs spokesperson Vikas Swarup.The BRICS nations comprise - Brazil, Russia, India, China and South Africa.Modi had met Chinese President Xi Jinping in his first engagement of the day that began at 9.30 a.m..The meeting of the BRICS Leaders here comes ahead of the summit of the five nations that will be held in Goa, India, in October. India is the host country this year.BRICS comprise five major emerging economies, comprising 43 per cent of the world population, having 37 per cent of the world GDP and 17 per cent share in the world trade.The meetings are being held on the sidelines of the G20 Summit that opens here later in the day.