Avante deals with embedding (including delivery and installation) of stand-alone and backup uninterrupted power supply systems using conventional energy sources as well as alternative energy sources, first of all using wind; engineering of nonstandard equipment in the systems using wind and solar energy and electric generators; delivery and installation of wind-and-water-lifting and wind mechanical plants (universal shaft); delivery of gas and diesel power stations; delivery of interrupted stand-by power supply and constant-voltage regulation systems.