TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: The suboxide contains zinc and manganese. The transition metal contained in transition metal oxide is only manganese. The transition metal oxide has compositional formula: Li1-xM12-2xM2xM32xO4-y.M1=manganese and optionally transition metal element;M2,M3=transition metal element, and/or element of semiconductor or semimetal;andx,y=value to obtain electroneutrality.Preferred Properties: The peak intensity ratio (B/A) of diffraction peak intensity (B) of tin (IV) oxide at angle (2 theta ) of 26.5 plus minus 0.5 degrees , and diffraction peak intensity (A) of main crystal phase at angle (2 theta ) of 18.2 plus minus 0.5 degrees by powder X-ray diffraction method using copper (Cu) K alpha -ray as source is between 0 and 2.2. The peak intensity ratio (D/C) of diffraction peak intensity (D) of tin (IV) oxide at angle (2 theta ) of 26.5 plus minus 0.5 degrees , and diffraction peak intensity (C) of main crystal phase at angle (2 theta ) of 44.2 plus minus 0.5 degrees by thin film X-ray diffraction method at incident angle of 0.5 degrees and 5 degrees is between 0 and 2, and between 0 and 1, respectively. The peak intensity ratio (D/C) at incident angle of 0.5 degrees is more than peak intensity ratio (D/C) at incident angle of 5 degrees . The peak intensity ratio (F/E) of diffraction peak intensity (F) of suboxide at angle (2 theta ) of 34.3 plus minus 0.5 degrees , and diffraction peak intensity (E) of main crystal phase at angle (2 theta ) of 44.2 plus minus 0.5 degrees by thin film X-ray diffraction method at incident angle of 0.5 degrees and 5 degrees using CuK alpha -ray as source is between 0 and 1.8, and between 0 and 1.5, respectively. The peak intensity ratio (F/E) at incident angle of 0.5 degrees is more than peak intensity ratio (F/E) at incident angle of 5 degrees . The half-value width of diffraction peak of main crystal phase at angle (2 theta ) of 44.2 plus minus 0.5 degrees is between 0.3 degrees and 0.6 degrees . The ratio of manganese and zinc in suboxide is 2-4. The lattice constant of main crystal phase is 8.22-8.24 Angstrom .