2015– Shandong University, Visiting Professor;
2011– Shandong Hising Power Tech Co. Ltd, General manager;
2004–Grid Sentinel Inc. Founder/CEO;
1996-2004 ABB (USA) Senior Engineer, Technical Director;
1992-1995 Clemson University, USA, PhD degree;
1986-1991 Shandong Polytechnic University, Lecturer;
1983-1986 Shandong Polytechnic University, Master of Engineering;
1979-1983Shandong Polytechnic University, Bachelor Degree of Engineering.
1.Using Automated Fault Analysis System to Improve Reliability and Efficiency, Distributech, 2010.
2.Advanced Fault Location and Fault Visualization System, NASPI, 2009.
3.An Automated Fault Location System as a Decision Support Tool for System Operators, 61st Annual Conference for Protective Relay Engineers, April, 2008.
4.Protective Relaying Theory and Applications, Marcel Dekker, 2004.
5.High-Speed Microprocessor Distance Relaying for Transmission Lines, 56th Annual Protective Relaying Conference, Atlanta, GA, May 1-3, 2002.
6.Pilot Protective Relaying, Marcel Dekker, 2000
7.Line Current Differential Relaying, 26th Annual Western Protective Relay Conference, Spokane, Washington, October 26-28, 1999.
8.Frequency Response of Phasor-based Microprocessor Relaying Algorithms, IEEE Transactions on Power Delivery, Vol. 13, 1998.
9. L Wang, AA Girgis, A New Method for Power System Transient Instability Detection, IEEE Transactions on Power Delivery, Vol. 12, July 1997.
10.L Wang, AA Girgis, On-line Detection of Power System Voltage Instabilities, IEEE Transactions on Power Systems, Vol. 11, No. 3, August 1996.
11.Placement and Control of Static Var Compensator for the Improvement of Power System Voltage Profile, EPRI Conference on Flexible AC Transmission Systems, Baltimore, Maryland, October, 1994.