Revert "Del copy files"

This reverts commit eb50cb2e449fd85433b8189ed8d6db944ed01c10.
article
Revert "article"

This reverts commit ea5e0e2925cac5baa05411067cff33a554158eea.
Revert "Revert "Del copy files""

This reverts commit 6c70514defa0997e9e42b6843a4a2671e6f5d61b.