The invention relates to a low-power condensing electricity-generation heat-supply solar energy tile comprising a cylindrical lens condenser, a solar-energy silicon wafer, vacuum heat collecting pipes, a hot water collecting cylinder, a solar energy tile base plate, a bulge, a panel output terminal, an outer aluminum-alloy frame, a water inlet pipe and a water outlet pipe, wherein firstly, the cylindrical lens condenser covers on the upmost layer of the solar energy tile, a focal strip of solar rays just falls on a lower solar energy panel, both sides of the lower part of the cylindrical lens condenser are respectively provided with a flat mirror, when irradiating on the flat mirrors, the solar rays are reflected and are always converged on the solar energy panel, one vacuum heat collecting pipe is arranged between every two cambered cylindrical lenses, the solar rays which cannot enter the panel are irradiated into the vacuum heat collecting pipe to heat water, the lower end of the solar energy tile is provided with a solar cell output terminal, and solar electricity is transmitted into a storage cell or combined into an electric network through an inverter to form a whole current circuit loop.