Oriented by the training of students’ capability,this paper analyzes the common problems in the current welding training and teaching. Relying on the welding technology training project of Guizhou Minzu University,combined with the students’ capability objective training system,a modern practical teaching system has been constructed from four aspects:the construction of "cloud engineering training" platform,the "seven step cycle" practical teaching method, the evaluation scheme of capability objectives and the implementation of "7S" management system,which formed a more scientific and distinct talent training plan,and the achievement of talent training goals,quality assurance effectiveness and satisfactory results degree have been improved.