Mini-type cold roll-forming machine group is mainly used to produce the cold roll-formingprofile steel with the material thickness below 0.5mm, with the forming times not less than 10 times, and the for ming speed 5m/min. It is mainly used to hydraulically cut, and the main advantages are its small size and simple operation, and it is mainly used to produce various types of profile steel materials for electric home appliance, hardware and construction materials, etc, like: Sliding rails on drawer, curtain, small round tube and square tube,etc