CNIT China Information Technology, Inc. 2.00 -21.57% GMAN Gordmans Stores, Inc. 17.42 -20.85% MENT Mentor Graphics Corp. 13.46 -8.06% VLNC Valence Technology Inc. 1.08 -7.69% RODM Rodman & Renshaw Capital Group, Inc. 1.28 -7.25% OPTR Optimer Pharmaceuticals, Inc. 12.98 -7.22% CHBT China-Biotics, Inc. 7.40 -7.04% GU Gushan Environmental Energy Limited 3.20 -6.98% USAT USA Technologies Inc. 2.33 -6.80% RPTP Raptor Pharmaceuticals Corp. 5.32 -6.50% PRGN Paragon Shipping Inc. 2.61 -6.45% CEU China Education Alliance Inc. 1.02 -6.42% GMO General Moly, Inc. 4.60 -5.93% RIGL Rigel Pharmaceuticals, Inc. 8.29 -5.90% FFHL Fuwei Films (Holdings) Co., Ltd. 3.53 -5.87% CRDC Cardica Inc. 3.57 -5.80% SPU SkyPeople Fruit Juice, Inc. 2.81 -5.70% ORS Orsus Xelent Technologies Inc. 2.16 -5.68% CCSC Country Style Cooking Restaurant Chain Co., Ltd. 10.92 -5.45% CWS China Wind Systems, Inc. 1.78 -5.32% AOB American Oriental Bioengineering Inc. 1.25 -5.30% SD SandRidge Energy, Inc. 11.44 -5.22% SKH Skilled Healthcare Group, Inc. 11.33 -5.11%