Mr. Xiangzhi Chen, Chairman, President and CEO of ShengdaTech, Inc., presides over the opening bell.

Thursday, June 21, 2007

from Nasdaq Marketsite
in New York's Times Square

ShengdaTech, Inc.
[SDTH]

ShengdaTech is engaged in the business of manufacturing, marketing and selling a variety of nano-precipitated calcium carbonate ("NPCC") products and coal-based chemicals for use in various applications. The Company converts limestone into NPCC using its proprietary technology. The unique chemical and physical attributes make NPCC a valuable ingredient in tires, paints, polyvinyl chloride ("PVC") building materials and other products. NPCC enhances the durability of many products by increased strength, heat resistance, and dimension stabilization. The Company is also engaged in the manufacture and sale of coal-based chemical products namely ammonium bicarbonate, liquid ammonia, melamine and methanol. The Company markets and sells its coal-based products mainly for chemical fertilizers and raw materials in the production of organic and inorganic chemical products, including formaldehyde and pesticides.

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Click for larger pictures of the NASDAQ MarketSite. Additional Photographs for 06/21/2007 Download Hi-Res Quality Photo of this NASDAQ Market Open - Pictured: Mr. Xiangzhi Chen, Chairman, President and CEO of ShengdaTech, Inc., presides over the opening bell. Organizations interested in obtaining NASDAQ-listed company bell ringing ceremony photographs for press purposes, must first receive approval from the listed company before requesting photographs from NASDAQ. Please provide the company contact information from whom you received approval to Jolene Libretto at Jolene.Libretto@nasdaq.com. Kindly credit © 2007, The Nasdaq Stock Market, Inc. Reprinted with permission. © Copyright 2007, The NASDAQ Stock Market, Inc. Reprinted with the permission of The Nasdaq Stock Market, Inc.