SSL is already included in Alidropship hosting, you don't need any extra SSL.
Install SSL plugin, " Really simple SSL " and activate it. Hope so it will solve your issue.
Change permalinks http to https as well.
change permalinks i.e. from http to https,
one more thing i did and it resolved the issue.
by going to cpanel and running autossl like my mail wasnt working bcoz of ssl and i added mail link in the list and ran autossl
i am new too, yes alidropship team will surely assist you.