ShengdaTech Inc. (NASDAQ: SDTH) is a leading manufacturer of nano precipitated calcium carbonate (NPCC) in China. NPCC is a functional filler used in a variety of products to enhance their value. The Company is the only supplier of NPCC products to the tire industry. In addition, ShengdaTech supplies NPCC to the PVC building material, paint, ink, PE, adhesives, latex and paper industries. The company’s headquarters is located in Shanghai, China.