At least 11 people have been killed and 34 are missing in a rare mud-rock flow brought by floods in two counties of southwest China's Yunnan Province, according to latest report from the Yunnan Provincial Civil Affairs Department till 3 p.m. Tuesday.

Six people were seriously injured and 360 more people were stranded in the flood and mud-rock flow, with 2,100 houses toppledand over 1,000 heads of cattle killed.

Yingjiang and Longchuan counties received a rainfall of 221 mm in 14 hours till 2 p.m. Monday, causing big floods and mud-rock flow.

The Yunnan Provincial Civil Affairs Department has quickly transported quilts and clothes to the two counties, and over 3,900people have been removed from the disaster-hit areas. The direct economic losses caused by the disaster is estimated at 280 millionyuan (33.7 million US dollars).