Which in order to strengthen youth league and the orientation of the development history of the knowledge and understanding, to carry forward the fighting spirit of the older generation of science and technology personnel, on the 50th anniversary of the establishment of the original bureau chief comrade Yang Lingdi invited to become a history report.Conference, Yang, director of the experience of their own dribs and drabs, reviewed the instrument on the hardships entrepreneurship and innovation in the past 50 years, full of deep feeling ground tells the story of the party since the third plenary session of the reform and development through tortuous road. She encourages youth league youth cherish, cherish the opportunity, the development of their own ambition and institute, the innovation drive transition in the contribution to the development of intelligence, reflect personal value.Participating member youth listen carefully, carefully, and will encounter difficulties in practical work and personal career development with old, director of the problems mentioned. Symposium deepened member youth of instrument on the knowledge and understanding of 50 years development, boost youth science and technology personnel's professional development.