Columbia subject headings:
Harvard subject headings:
Biomass energy--China.
Biomass gasification--Technological innovations--China.
China--Foreign economic relations--European Union countries.
Energy development--China
European Union countries--Foreign economic relations--China.
Princeton subject headings:
Biomass energy--China.
Biomass gasification--Technological innovations--China.
China--Foreign economic relations--European Union countries.
Energy development--China.
European Union countries--Foreign economic relations--China.