Double qualified teachers are the emphasis and characteristics in the construction of teaching staff and they are necessary in improving teaching quality. The school-school cooperation and school-enterprise cooperation provides the opportunity and platform for training double qualified teachers. We expounded the significance of school-school cooperation and school-enterprise cooperation, put forward the connotation and basic quality of double qualified teachers working at engineering colleges, and analyzed the ways and methods of training double qualified teachers, which was testified by the practice in Heilongjiang Institute of Technology, including engineers’ forum, in-post work at enterprises, graduation projects reform, and campus scientific & technological and cultural activity. Teachers can enrich their engineering experience and improve their practical ability, which shows a remarkable effect on double qualified teacher group construction.