Hong Kong's Hang Seng dropped 1% to 25,117.79 as investor concerns over financial risks for property developers added to worries over the economic outlook.
Commodities, the U.S benchmark U.S. crude oil fell 31 cents to $83.26 per barrel in electronic trading on the New York Mercantile Exchange. It gave up 24 cents to $83.57 per barrel on Friday. Brent crude, the basis for international pricing, lost 17 cents to $83.55 per barrel.
Currencies -The U.S. dollar rose to 114.28 Japanese yen from 114.07 yen on Friday. The euro weakened to $1.1561 from $1.1566.