The invention relates to a sunlight room skylight system and a manufacturing method thereof, which belong to the technical field of building doors and windows; the sunlight room skylight system includes a frame profile, a fan profile, a water-covered plate and glass; one end of the frame profile is provided with a frame shaft, and the surface of one end of the frame shaft is It is arc-shaped, and the frame profile is provided with a boss, and the frame shaft is lapped on the aluminum plate; the fan profile includes a lower support seat, an upper support seat, and a T-shaped rotating part; the lower supporting seat and the T-shaped rotating part are arranged side by side, and the upper supporting seat Set above the lower support seat and the T-shaped rotating part, one end of the T-shaped rotating part is provided with an arc-shaped groove, the arc-shaped groove is matched with the frame shaft, and the lower support seat is connected with the boss; the glass is arranged above the fan profile; The water plate is clamped on the aluminum pressure plate; the device has a novel and stable structure, is easy to mass-produce and process, has good structural sealing, improves the air tightness and thermal insulation of the skylight, and has a long service life.