The present invention belongs to the field of pharmaceutical chemistry, and specifically relates to compounds having an alkynyl heteroaromatic ring structure and pharmaceutically acceptable salts, stereoisomers, N-oxides, solvates, or prodrugs thereof, and pharmaceutical compositions comprising these compounds, as well as uses of these compounds and compositions in the manufacture of a medicament. The compounds of the present invention and the pharmaceutically acceptable salts, stereoisomers, N-oxides, solvates or prodrugs thereof and the pharmaceutical compositions comprising the compounds have better anti-tumor activity.