India's PV Sindhu returns to Thailand's Ratchanok Intanon during the India Open semi-final encounter in New Delhi on Saturday. Sindhu won 21-13, 21-15. Pic/AFP

Defending champion PV Sindhu outplayed Thailand's Ratchanok Intanon 21-13, 21-15 to reach the final of the India Open here on Saturday. Sindhu will play World No. 11 Beiwen Zhang for the title. The American beat Hong Kong's sixth seeded Cheung Ngan Yi 14-21, 21-12, 21-19 in another semi-final.