Singapore shares may open flat on Tuesday, with Wall Street offering little direction overnight as investors moved to the sidelines ahead of this week’s US elections and Federal Reserve meeting. Singapore’s benchmark Straits Times Index <.FTSTI> rose 1.6% on Monday to 3,192.18 points. Here are some stocks and factors to watch, say Thomson Reuters and Bloomberg:

China Aviation Oil (Singapore) Corp. (CAO SP): China’s biggest supplier of jet fuel said the Singapore government has granted it a lower concessionary tax rate of 5% for five years from August this year. Its shares gained 1.3% to $1.55.

Singapore-listed Chinese shipbuilder Cosco Corp (COSC.SI) may be in focus after it said it had secured contracts worth over US$87 million ($112 million) to build three bulk carriers, scheduled for deliveries from May 2012 to March 2013.

Oversea-Chinese Banking Corp (OCBC.SI), Singapore’s second-biggest lender, may issue debt for Tier-2 capital, CEO David Conner said on Monday, but he did not say when the bonds will be issued.

Electronics contract manufacturer Hi-P International’s (HIPI.SI) third-quarter net profit tripled to $33.2 million from a year earlier, due to strong demand for its products and as it saw lower costs and improved productivity. The firm said it expected revenue for the current quarter to be comparable to the previous three months.

Singapore-listed Malaysian rubber glove maker Riverstone Holdings (RVHL.SI) said its third-quarter net profit was flat at 9.9 million ringgit ($4.13 million) compared with a year ago, hit by a weaker US dollar and higher raw material prices. Its revenue rose 22% to 54.7 million ringgit due to strong demand for its cleanroom and healthcare gloves.

China Environment (CHEN.SI), which provides waste gas treatment solutions, said it plans to seek a dual primary listing in Hong Kong in order to widen its investor base. It has appointed OSK Capital Hong Kong as its sponsor for the dual listing.

Keppel Land (KPLD SP): The real-estate unit of Keppel Corp. said it sold 220 homes at its Season Park residential project in Tianjin, China. Keppel Land advanced 4.1% to $4.61.