Qatar's Deputy Prime Minister and Minister of Energy and Industry Abdullah bin Hamad Al Attiyah and his accompanying delegation left Seoul Tuesday, concluding a three-day official visit to South Korea. On departure, He was seen by Qatar's Ambassador to South Korea Ali bin Hamad Al Marri. Before leaving the country this morning, Al-Attiyah met President of Korean Gas Corporation (KOGAS) Choo Kang-soo, Qatar News Agency reported. During the meeting, they discussed bilateral relations and ways of enhancing cooperation in the field of gas. Al Attiyah also met this morning with Chairman of the Board of Directors of GS Caltex Corporation Dr. D. S. Hur. The meeting dealt with key issues of common interest in the oil and gas areas.