Is Wu Xunzhong a painter of Dahongpao?

No, according to the list of Dahongpao picture books, there is no Wu Xunzhong's name in Dahongpao's list, so Wu Xunzhong is not a painter of Dahongpao. Dahongpao is another name for several series of paintings edited and published, including China Modern Famous Paintings Collection, China Modern Famous Calligraphy Collection, China Modern Famous Paintings Collection and China Modern Famous Paintings Collection.