Novel connected chair

The utility model provides a novel connecting chair which comprises a chair seat, a backrest fixing piece and a waist supporting piece, the middle of the backrest fixing piece is connected with the waist supporting piece through a connecting semi-ring, the end, away from the connecting semi-ring, of the waist supporting piece is fixed to the chair seat, and a rotating shaft is arranged at the position, close to the chair seat, of the waist supporting piece. By directly connecting the waist supporting piece and the chair seat and elastically connecting the backrest fixing piece and the waist supporting piece, the problem of deviation of the waist support in the traditional chair design is solved, better waist support, ergonomic support and comfort are provided, better sitting posture experience is provided for a user, and the user experience is improved. The seat can be widely applied to seat design of various occasions, and a healthier and more comfortable sitting posture environment is brought to a user. 本实用