( CNN ) -- A 5.9-magnitude earthquake killed at least four people Saturday morning in southwestern China , state media reported . Officials reported 10 injuries as emergency teams began to respond , the Xinhua News Agency said . The state-owned news agency quoted Yunnan provincial officials as saying that 600 residential units collapsed . An additional 55,000 residential units were damaged , and 9,200 people had been forced to relocate , Xinhua reported . The quake -- with a depth of 10 kilometers -- hit in remote areas near the border of the Yunnan and Sichuan provinces , according to the U.S. Geological Survey . Roads were blocked in some villages by boulders rolling down mountains , and 17 people on three tourist buses were trapped by landslides , Xinhua said . The Civil Affairs Ministry in Yunnan province was sending tents and clothing , Xinhua said . The epicenter was near Benzilan Township , the USGS reported . `` We are heading to Benzilan , '' Liao Wencai , vice secretary of the Deqen County Committee of the Communist Party of China , told Xinhua . `` The telecommunication there has been cut off , and many residents can not be reached by mobile phone . '' Xinhua reported it reached a Benzilan resident who said people `` rushed outdoors hastily '' because of the strength of the quake , but houses there did not collapse . On Wednesday , a 5.1-magnitude earthquake hit the same region . CNN 's Larry Register and Kevin Wang contributed to this report .
NEW : 10 dead , 10 injured in early reports . Quake topples 9,200 residential units , damages Four in Benzilan Township . 10 people forced to relocate . Same remote region was hit by a quake on Wednesday .