2019 OCEESA Officers & Board of Directors   

President           Dr. Ning-Wu Chang 張寧武 California EPA
Vice President  Dr. Yung Sung Cheng  鄭永松   Lovelace Respiratory Research Institute

Albuquerque, New Mexico

Secretary/ Treasurer Dr. Kaimin Shih 施凱閔 University of Hong Kong
Directors Ms. Xueying Wang   王雪萤   University of North Carolina at

Charlotte, North Carolina    

Dr. Xuewei Qi 祁学伟 University of California, Riverside, California 
Dr. Jun Han  韩军 South Florida Water Management District, Florida
Dr. Chein-Chi Chang張建祺 District of Columbia Water & Sewer Authority
Ms. Lih-In Wang Rezania 王莉茵 Minnesota Department of Health, Minnesota
Dr. Jason Jun-Shan Wen 温俊山    Director of Water Resources, City of Lakewood, California
Dr. Ben Shao-Yuan Leu  呂绍元 Hong Kong Polytechnic University, Hong Kong
Dr. Kuo-Kuang Hsu  许国光 Independent consultant, Pennsylvania
Dr. Xiao Ru  肖汝 EnSafe Inc, Los Angeles, California
Ex-Officio  Dr. Qin Qian錢琴 Lamar University, Texas
Permanent Executive Director Dr. Yung-Tse Hung  洪永哲     Cleveland State University, Ohio