Particle physics is a frontier discipline for the study of ultimate structure of matter. It has fundamental significance, broad and deep influences to the science and the society. Its technology benefit is fruitful and significant. This paper analyses the research motivation, methods and the characteristics of particle physics, summarizes the history, achievements and the gap with the international leadership, proposes plans and goals towards the future for Chinese particle physics as well as measures to be taken and key technologies to be developed for China to be a world leader in particle physics.