This OCEESA report, which is regular issue of OCEESA Journal (Overseas Chinese Environmental Engineers and Scientists Association Journal). This report is OCEESA report number: OCEESA/JL-2020/3701, February 2020, ISSN 1072 -7248. This report is also OCEESA Journal, Volume 37, Number 1, February 2020. Yung-Tse Hung, Permanent Executive Director, OCEESA, is editor of this report. This issue includes 1.OCEESA Profile, 2. Report submission form NTIS, 3. OCEESA Officers and Directors, 4. Overseas Chinese Environmental Engineers and Scientist Association (OCEESA) Presidents List, 5.OCCESA President’s Message, 6. OCCESA Past President’s Report, 7. Call for Papers, 19th Mainland-Taiwan Environmental Protection Conference (MPEPC), Tianjin University, Tianjin, China, May 17-21, 2019, 8. Kuo-Kuang Hsu, Report on the 19th Mainland-Taiwan Environmental Protection Conference (MPEPC), Tianjin University, Tianjin, China, May 17-21, 2019, 9. 10 OCEESA Best Papers at the 19th Mainland-Taiwan Environmental Protection Conference (MPEPC), Tianjin University, Tianjin, China, May 17-21, 2019, 5 OCEESA papers at the 19th Mainland-Taiwan Environmental Protection Conference (MPEPC), Tianjin University, Tianjin, China, May 17-21, 2009. Abdulkarim Alorayfij, Yung-Tse Hung, Anaerobic digestion of agricultural waste, 29. Abdullah Alshati, Yung-Tse Hung, Methane Gas Production from Animal Waste, 30. Abdulmajeed Alshatti, Yung-Tse Hung, Treatment of Timber Industry Wastes, OCEESA Constitutions By-Laws, Lawrence Kong-Pu Wang letter of support Yung-Tse Hung Permanent Executive Director OCEESA 12-30-20, Wen-Chi Ku letter of support Yung-Tse Hung Permanent Executive Director OCEESA 12-03-20.