1.   Banking and computer companies tumbled yesterday because they are seen having the biggest exposure to the region.

2.   But initial reaction to the combination was negative as investors sent the stock of both companies tumbling Monday on the New York Stock Exchange.

3.   Cement companies tumbled on expectations profits will be squeezed by a glut, especially if construction slows.

4.   Construction companies also tumbled.

5.   Forest and paper products companies tumbled amid expectations that a slowing U.S. economy will cut demand for lumber and paper.

6.   Haitai companies tumbled for a second day as investors fretted that they may be suffering from financial problems.

7.   Property companies tumbled amid concern interest rates will remain near two-year highs, raising the cost of mortgages and slowing sales.

8.   Property development and construction companies tumbled on expectations rising interest rates will increase the cost of mortgages and slow sales.

9.   Since then, the company has tumbled to a series of record lows, leaving investors to dream of getting back what they paid for it.

10.   Some small, domestic companies tumbled on worries the government might investigate their recent surges to see whether any illegal stock trading took place.