Abstract: This paper focused on introducing an high concentrations of micro-power continuous （HMC）biogas fermentation device from the system of pretreatment，stir，spray，gas collection，temperature increase with solar，purification and the use of biogas fermentative residues.It discussed the application of this device in two cases of demonstration parks in Jinan.With analysis and comparison，we can come to conclusion that this device has the advantages of reasonable design，simple structure，convenient management and stable gas production.It can be used in different circular agriculture park widely.