Trusted　computing　is　a　novel　technology　of　information　system　security.　It　has　become　a　new　tide　in　worldwide　information　security　area　and　achieved　inspiring　accomplishment.　In　China,　the　initiative　research　of　trusted　computing　is　not　late,　and　the　achievements　are　plentiful　and　substantial.　Our　country　is　in　the　front　rank　of　the　world　in　trusted　computing.　This　paper　comprehensively　illustrates　the　recent　development　in　theory　and　technology　of　trusted　computing,　introduces　some　improvements　in　trusted　computing　in　our　country,　and　proposes　our　opinions　and　viewpoints　towards　the　existing　problems　in　trusted　computing　and　its　future　development.