Daqing City in the central Songnen Plain, September 26, 1959 Songji Mitsui made oil comes on the eve of the founding of the 10th anniversary of Daqing, the naming of Daqing Oilfield.

• 大庆市位于松嫩平原中部，1959年9月26日松基三井打出石油，正值建国十周年大庆前夕，故定名大庆油田。