R. Balu A.. Reply to Comments on “Structural, Optical, and Electrical Properties of Zn-Doped CdO Thin Films Fabricated by a Simplified Spray Pyrolysis Technique” by K. Usharani and A.R. Balu published in Acta Metall. Sin. (Engl. Lett.) 28(1), 64-71 (2015)[J]. Acta Metallurgica Sinica (English Letters), 2018, 31(9): 1007-1008.