Sihai CNC Croup is a leading CNC cutting machine and CNC H-steel production line manufacturer in China.The Sihai CNC Croup is a ISO9001-2000 certificated company.Its equipments have sold to many coutries and area such as Russia,Malaysia,and Romanias.The company main products includes:CNC cutting machines of SKG series,CNC H-steel production line,CNC automatic box-beam(column)production lineand etc.