CHICAGO, Nov 11, 2005 /PRNewswire-FirstCall via COMTEX News Network/ -- The Archipelago Exchange(SM) (ArcaEx(R)), the nation's first totally open, all-electronic stock exchange, today announced that, American Oriental Bioengineering Inc., one of the leading developers and producers of bioengineered products in China, has dually listed on ArcaEx.

"American Oriental Bioengineering is a solid addition to the roster of ArcaEx-listed companies," said Sam Long, Managing Director of ArcaEx's Corporate Client Group. "ArcaEx provides an ideal listing venue for companies like American Oriental Bioengineering looking to expand their exposure and visibility among a broad range of investors."

"Listing on the nation's first totally open all-electronic stock exchange is an exciting event for us and our shareholders," commented Shujun Liu, Chairman and Chief Executive Officer of American Oriental Bioengineering. "We believe our listing on ArcaEx, an extremely efficient and transparent exchange, will help us gain exposure and increase recognition across the investment community."

In addition to providing the advantages of fully-electronic trading, ArcaEx enables NYSE-, Amex- and Nasdaq-listed companies and their investors to reap the benefits of ArcaEx's investor focused market structure. ArcaEx operates as an all-electronic auction market, with an open limit order book matching buyers and sellers directly based on simple price and time priority, leveling the playing field for all market participants.

Currently over 230 companies are listed on ArcaEx. In addition to its own listings, the exchange trades all NYSE, Nasdaq, and Amex listed stocks.

About ArcaEx

Archipelago Holdings (PCX: AX) operates The Archipelago Exchange(SM) (ArcaEx(R)) the first totally open all-electronic stock exchange in the United States. ArcaEx trades all Nasdaq-listed equity securities and exchange listed equity securities, including those listed on the New York Stock Exchange(R), American Stock Exchange(R), and ArcaEx(R). In addition to offering core execution services, ArcaEx provides corporate clients with listing services and innovative data products. In 2004, Archipelago launched ArcaVision to provide corporate and trading clients with more transparent market data, analytical tools and access to market-wide and ArcaEx specific trading information. Archipelago Holdings completed its initial public offering in August 2004. For more information please visit http://www.arcaex.com.

About American Oriental Bioengineering, Inc.

American Oriental Bioengineering, Inc. engages in the development and production of bioengineered products and traditional Chinese medicinal products. The company's product line includes Health Food, Chinese Medical, and Soybean Protein Peptide products.

Forward-Looking Statements

Certain statements in this press release may contain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These statements are based on Archipelago's current expectations and involve risks and uncertainties that could cause Archipelago's actual results to differ materially from those set forth in the statements. There can be no assurance that such expectations will prove to be correct. Factors that could cause Archipelago's results to differ materially from current expectations include: general economic and business conditions, industry trends, competitive conditions, regulatory developments as well as other risks or factors identified in the Company's filings with the Securities Exchange Commission, including its Report on Form 10-K for the fiscal year ending December 31, 2004 which is available on the Company's website at http://www.archipelago.com. You should not place undue reliance on forward- looking statements, which speak only as of the date of this press release. Except for any obligation to disclose material information under the Federal securities laws, Archipelago undertakes no obligation to release publicly any revisions to any forward-looking statements to reflect events or circumstances after the date of this press release.

Contact:
Archipelago
Margaret Nagle
312-442-7083

SOURCE The Archipelago Exchange