Heavy-load radial tire and manufacturing method thereof

The invention provides a heavy-load radial tire and a manufacturing method, and relates to the field of radial tires, the heavy-load radial tire comprises a tread, a sidewall and a tire body, the sidewall is connected with the tread and toe wear-resistant rubber, and the toe wear-resistant rubber is connected with a lining after bypassing a steel wire ring; a belted layer outer reinforcing layer, a belted layer and a belted layer inner reinforcing layer are sequentially arranged between the tread and the tire body; one end of the belted layer inner reinforcing layer is in lap joint with the belted layer, and the other end extends to the sidewall; the belted layer is covered with the belted layer outer reinforcing layer, the end of the belted layer outer reinforcing layer extends to the tire shoulder, and the belted layer outer reinforcing layer and the belted layer inner reinforcing layer are attached to the tire shoulder. In order to solve the problem of shoulder empty disease at the tire shoulder position u