Ritesh Agarwal's OYO is not showing any sign of slowing down. It has become China's largest hotel chain in terms of room count. OYO now offers more than 500,000 rooms in 337 cities. OYO rooms latest acquisition is Amsterdam based vacation rental company @Leisure group and with that OYO has marked its presence in over 500 cities in 10 countries. Ritesh Agarwal founded OYO rooms in the year 2013.