Adhering to the strong leadership of the Communist Party of China is a scientific summary of the Party′s experi- ence in the course of one hundred years of struggle, and the fundamental political prerequisite for planning and promoting a healthy development of the cause of the Party and the country in the new era. Its leadership has been chosen by history, proved by truthful theories and confirmed by practice. Only by mastering the essence of upholding the Party′s leadership can we better promote the Party′s leadership in an all-round way and persevere to the end. Administering the Party strict- ly in an all-round way is a distinctive feature of upholding and improving the Party′s leadership in the new era. it is main- ly because that administering the Party strictly in an all-round way is the inherent requirement of the Marxist party to maintain its advanced nature and purity, points out a correct path for upholding and improving the Party′s leadership, and provides strategic guidance for our Party to deal with various risks and challenges.