The Kingdom of Saudi Arabia and Switzerland signed here today a memorandum of understanding for cooperation in the field of civil aviation. The two countries agreed to modernize the air operational organizational framework represented in the bilateral agreement and to increase flights between the two countries. On Tuesday, the two sides started talks here under the chairmanship of President of Civil Aviation Eng. Abdullah bin Mohammed Noor Rahimi and Vice President of Switzerland's Civil Aviation Dr. Oto Ergar.