wrong datetime format in sql

Question

when i send datetime in c# it look like {01/02/2018 12:10:20 PM} and when convert xml it look like 2018-01-02T12:10:20+06:00 and when save it to sql database it look like 2018-01-02 06:10:20.000 but i need 2018-01-02 12:10:20