Tianzheng Corporation was found in 1993, with professional experience in manufacture high quality multifunction bag making machine. Our senior electrical and mechanical engineers, professional business representatives and outstanding technical staff are keep doing further technology development.Meanwhile, We continue to develop newer and more innovative products to meet customers' different needs. The products including:bag in box making machine,three sides bag stand up bag zipper bag making machine,automatic sealing spout bag making machine,ect. Our products have won a high reputation at home and abroad .