By V. Phani Kumar HONG KONG (MarketWatch) -- Hong Kong shares tumbled at the opening on Wednesday after deepening worries about sovereign debt issues in Europe sparked a sell-off on Wall Street, with local property shares leading an across-the-board fall. The Hang Seng Index dropped 2.1% to 20,333.25, while the Hang Seng China Enterprises Index fell 2.7% to 11,547.55, reflecting another day of steep losses on the mainland bourses, where the Shanghai Composite slid 1.4%. In early Hong Kong trade, shares of China Resources Enterprise Ltd. /quotes/comstock/11i!crhky (CRHK.Y 6.87, -0.21, -2.97%) /quotes/comstock/22h!e:291 (HK:291 26.15, -0.65, -2.43%) and Hang Lung Properties Ltd. /quotes/comstock/11i!hlppy (HLPP.Y 17.70, -0.92, -4.94%) /quotes/comstock/22h!e:101 (HK:101 27.45, -0.70, -2.49%) dropped 3.2% each, Aluminum Corp. of China Ltd. /quotes/comstock/13*!ach/quotes/nls/ach (ACH 22.92, -1.38, -5.68%) /quotes/comstock/22h!e:2600 (HK:2600 7.17, -0.23, -3.11%) slid 2.6% and Bank of Communications Ltd. /quotes/comstock/22h!e:3328 (HK:3328 8.55, -0.25, -2.84%) /quotes/comstock/11i!bcmx.y (BCMX.Y 28.00, -0.28, -0.97%) /quotes/comstock/28c!e:601328 (CN:601328 6.94, -0.03, -0.43%) lost 3%.