Qingzhou Sanlong Construction Equipment Manufactory is a professional manufacturer of equipment for cement pipes in Shandong Province and an excellent Member of the Cement Product Association. Our main products are classified into 4 categories and more than 20 models, such as GP series suspended roller type machines for cement pipes with reinforced steel bar, ZY series axial spinning type machines of cement pipes; LP series centrifugal machines for cement pipes with reinforced steel bar and vertical vibration type machines for cement pipes.With the support and instruction of industrial...