The program of training the trainers assured the activities of TPCC (Training and preparation center in construction) with the help from at least 10 trainers that are not only well versed in theory and practice, but also have the necessary pedagogical and adragogical skills to implement dual training. The trained trainers can also be recruited by other vocational schools and colleges. The majority of the experts who participated in the training programs, are teachers from the Construction College from Chisinau. For them, this program meant an improvement, especially in the field of andragogy.