The Referendum authorities concluded the transport of all voting materials to the polling centres in Upper Nile state.
The referendum public outreach officer James Daniel Chuang said the ballot boxes and voting papers were taken to the referendum centres by plane, Voice of Love reported.Mr. Chuang appealed to all registered voters to check their names tomorrow in their respective referendum centres before going to vote on Sunday.
He told the voters to mark their thumbprints in the circle next to the option of their choice.
Mr. Chuang added that nobody would vote using a pen.
He asked voters to wait a bit before folding the ballot paper in order for the ink to dry and avoid invaliding the vote.
Mr. Chuang explained that the referendum process in Upper Nile was going peacefully without any complaints.
He added that the referendum campaign of the two choices finished today.