President Xi Jinping attended the Central United Front Work Conference. He said at the meeting that the world has undergone great changes unseen in a century and the evolution is accelerating. The role of the united front in safeguarding national sovereignty, security and development interests is more important, and the role of the united front work in Hong Kong, Macao, Taiwan and overseas must be brought into play to win people's hearts. +2 Xi Jinping also said that promoting the great unity of Chinese sons and daughters is the historical responsibility of the patriotic united front in the new era….