This article has reviewed the development history of U V - curing coatings in China, and introduced the newprogress in the UV - curing technology as follows: cationic UV - curing system; radical - cationic hybrid UV - curing system;star - like super hranching compound and its application in U V - curing systems; polymer light initiator; formulation of pig-mented UV - curing coatings; aqueous UV - curing coatings: U V - curing powder coatings and selection of UV sources.