Assistant of President of the Republic,Brig. Abdul-Rahman Al-Sadiq Al-Mahdi arrived in Nyala, capital of South Darfur State, Saturday to participate in the closing session of the Presidency -sponsored Nyala's Third Trade and Investment Fair.He was received at Nyala Air Port by Deputy of Wali(governor), Mahdi Goch and a number of State Government officials.Immediately after his arrival, the Assistant of President of the Republic and his accompanying delegation inspected the different pavilions of the Fair and heard a brief from companies, corporations and banks taking part in the exhibition. Minister of Investment in the Soujth Darfur State, Abdul-Rahim Omer Hassan Affirmed the success of the Fair which will wrap up Saturday evening, disclosing aht numerous trade cooperation agreements between companies were signed during the Fair.Al-Mahdi will witness this evening Nyala Equestrian Festival and address the closing session of the Trade Fair.