SINGAPORE, Dec 7 (Reuters) - Construction firms Lian Beng Group and Koh Brothers, whose share prices had spiked up on speculation of a contract win, may be in focus on Friday, after both firms said they have not been informed of the outcome for the project bid.

U.S. stocks surged on Thursday on optimism that a plan announced by President George W. Bush to stem U.S. home foreclosures would keep the economy from sliding into a recession.

Stocks and factors to watch.

- Lian Beng and Koh Brothers said the outcome of their joint bid to build a tower and museum for one of Singapore's casinos was not known yet. Lian Beng shares will resume trading at 9.00 a.m.

- Allgreen Properties said it has entered into joint ventures with Hong Kong-based property companies Kerry Properties and Kerry Holdings to develop seven projects in China, costing around S$1.4 billion ($970 million).

- BNP Paribas has cut its target price for shares of CapitaLand to S$8.45 from S$10 but kept its "buy" rating on the stock, citing a slowdown in the Singapore property market.

- Mermaid Maritime said it has bought a vessel from a Singapore shipbuilder for $26.4 million, to be delivered in the third quarter of 2009.

- Suntec Real Estate Investment Trust said it will buy an office property in central Singapore for S$27.6 million ($19 million).

- Singapore Exchange said it will introduce a new watch-list in March 2008 for loss-making companies that have a market value of less than S$40 million ($28 million).

- Singapore's Straits Times Index fell 0.21 percent to 3,552.55 points on Thursday.

- The Dow Jones Industrial Average rose 1.30 percent to end at 13,619.89. The Nasdaq Composite Index jumped 1.60 percent to 2,709.03.