On August 22, the scientific and technological achievement evaluation meeting of the project "research and equipment development of efficient and clean combustion technology of low calorific value biomass gas" undertaken by Debo company was held in Hefei under the auspices of Anhui Environmental Protection Industry Promotion Association. Lei Tingzhou, vice president of Henan Academy of Sciences, Chen Guanyi, Professor of Tianjin University / Vice President of Tianjin University of Commerce, Xiao Rui, Dean of School of energy and environment of Southeast University, Cao CHENGMAO, director of Academic Affairs Office of Anhui Agricultural University, Zhang Ying, Professor of China University of science and technology, Ma Peiyong, Professor of Hefei University of technology and other experts attended the meeting.

The participating experts listened carefully to the project report and put forward reasonable suggestions. The members of the expert group agreed that Debo's "low calorific value biomass gas efficient and clean combustion technology and equipment" ranked the international advanced level.