The envoys of Vietnam, Maldives and Ireland presented their diplomatic credentials to President Asif Ali Zardari, during a ceremony at Aiwan-e-Sadr in Islamabad today.The President received credentials from the Ambassador-designate of Vietnam, Pham Anh Tuan, High Commissioner-designate of Maldives, Uz Mohamed Thoha, and Ambassador-designate of Ireland, Ms Mary O'Neil, who also held separate meetings with the President.Welcoming the envoys, the president felicitated them on their appointment and expressed hope that they would play their role in further improving mutually beneficial cooperation with Pakistan.Source: Radio Pakistan.net