In this photograph released by The Indian Press Information Bureau (PIB) on May 14, 2015, India's Prime Minister Narendra Modi looks on as he visits the Terracotta Warriors Museum in Xi'an. India's Prime Minister Narendra Modi is taking his global investment push to China this week, as Asia's rival superpowers look to put aside a festering border dispute and identify areas of economic cooperation. Modi has arrived for his first visit as premier to China before heading to South Korea where he will also seek help upgrade India's aging infrastructure. [Photo/ CFP]