Chinese President Xi Jinping has put forward a four-point proposal on the development of a new model of a relationship between China and the US.China and the US should read each other's strategic intentions correctly, further advance win-win cooperation, manage their differences properly and effectively to seek more common ground, and boost people-to-people exchanges, Xi said on Tuesday, during a speech in the US West Coast city of Seattle.Xi kicked off his first state visit to the US on Tuesday, a landmark trip aimed at building up trust and stepping up cooperation between the world's two biggest economies, Global Times reported.