Englitazone net Form b and preparation

The present invention relates to Form B englitazone net and its preparation method, englitazone net Form B prepared in powder X- ray diffraction FIG characterized by having diffraction angles comprising 2θ: 8.916 °, 10.011 °, 11.239 °, 17.567 °, 18.775 °, 19.308 °, 25.353 ° and the diffraction peak at 26.000 degrees, the powder X- ray diffraction pattern with CuKα rays FIG obtained, the crystalline form of the present invention, the preparation process is simple, good stability, drug compliance use requirements.