Where can I extend or renew my visa while traveling in Xi’an?

Please visit the Exit and Entry Administration of Xi’an – located near Xixie Qilu bus stop, reachable by bus No.6, 14, 34, 205, 210, 219, 220, 311 or 400. The Bureau is open from 9 am to 16:30 pm Monday to Friday.
Address: No. 2, Keji Road, Yanta Dist, Xi’an.
Address in Chinese: 西安市科技路2号