asp.net mvc - Persian words changed to ??? in Orchard -

asp.net mvc - Persian words changed to ??? in Orchard -

i've build orchard site on local machine. site in 3 language , on local computer every good. after published site on remote server; illustration when want add together new page in persian language, after saving word database every words changed ????. site address http://modernsaraylar.com/ , don't know how prepare it. way, have set of tables collation utf8-persian-ci doesn't work :(

tnx in advance.

in sql have alter column type should changed nvarchar instead of varchar

asp.net-mvc orchardcms