The definition of middle-aged pension in Shandong Province is: those who joined the work before 20 14 10 and retired after the reform, and the accumulated payment period (including deemed payment period) has reached 15, which is called "middle age". The reform has set up a transition period of 10 years, during which "middle-aged people" retire, and compared with the old and new treatment methods, the low is guaranteed and the high is limited.