1. Shandong Industrial Engineering Laboratory of Biogas Production & Utilization, Key Laboratory of Biofuels, Shandong Provincial Key Laboratory of Synthetic Biology, Qingdao Institute of Bioenergy and Bioprocess Technology, Chinese Academy of Sciences, NO. 189 Songling Road Qingdao 266101, PR China
2. University of Chinese Academy of Sciences, Beijing 100049, PR China
3. Shandong Energy Institute, Qingdao 266101, PR China
4. Qingdao New Energy Shandong Laboratory, Qingdao 266101, PR China