Abstract: A track light mounting arrangement includes a plurality of tracks fastened to locating frames, a plurality of electric boxes slidably coupled to the tracks to hold a respective lamp assembly, a plurality of sliding switches respectively coupled to the electric boxes and moved forward to turn on the respective lamp assemblies or backward to turn them off. Circular distribution boxes may be installed for coupling tracks radially by connecting devices, so that a plurality of track lights can be electrically connected and arranged in all directions.