Flexible heating fabric and flexible heating trousers

The utility model provides a flexible heating fabric which comprises a fabric body formed by weaving a fabric; the heating wire is fixed on the fabric body through an upper thread or a bottom thread; or, the heating wires penetrate through the fabric body, so that the heating wires vertically penetrate through the fabric body; and the heating wires can stretch and rebound along with the fabric body. The utility model further provides flexible heating trousers which comprise the flexible heating fabric. The heating wires are independently fixed to the fabric body or fixed to the fabric body through the upper threads or the bottom threads, the production cost of the heating fabric can be reduced, the heating wires are fixed to the local positions of the flexible heating trousers, heating of the local positions of the body is guaranteed, meanwhile, energy can be saved, and economic adaptability is improved. By using the heating wires in the flexible heating trousers, the foreign body sensation of a user during u