Mr. YiningLi ( 李一宁 ): Project Leader at Petroleum Geo-Services (PGS), mainly focusing on depth imaging and velocity model building. He won the E&P Special Meritorious Award for Engineering Innovation for his contribution in imaging ultra-deep structures in 2007, when he was with 3DGeo Inc. Mr. Li holds a B.S. degrees in Astronomy, and a M.S. degree in Astrophysics from Nanjing University. He also holds a M.S. degree in Physics from Rice University.