Chinese Premier Wen Jiabao visits stricken areas . The earthquakes hit near the border of Sichuan and Guizhou provinces in southwest China . local time , the U.S. Geological Survey said . Their magnitudes range between 5 and 6 , the China Geological Survey says . More than 430,000 houses are damaged and 6,600 destroyed , state media reports .
Chinese Premier Wen Jiabao visits stricken areas . The earthquakes hit near the border of Sichuan and Guizhou provinces in southwest China . Their magnitudes range between 5 and 6 , the China Geological Survey says . More than 430,000 houses are damaged and 6,600 destroyed , state media reports .