1, strip plate mould of the entirety copper-tube mode which is simple and low cost. 2, High-frequency and small-swing plate spring vibration, the depth of vibration mark is under 0.2mm 3, The simplified billet guiding device is low cost and easy maintenance. 4, Five-roller and four-drive straightening machine is of the large straightening power. 5, Auxiliary straightening machine can re-straighten the billet in emergency. 6, Stainless steel cutting machine can cut-to-length accurately. 7, The coping rate in the surface is less than 5% Technology parameter mode full arc type five-roller continuous straightening CCM for square billet and rectangular bloom Strand quantity 1,2,3,4 radius 5.25, 6,8,9,10,12m Billet specification Square billet 150×150,180×180,200×200,240×240mm Rectangular billet (120 200)×(240 600) Drawing speed 0.6 1.2 m/min Annual output 100000 150000/strand Overflow rate ≤0.1% Continuous casting time ≥8h