The hot rolled coiled deformed bars of HBIS ,identified as HRB400ãHRB400EãHRB500ãHRB500E and HRB600 and in the size of 6-12mm. Among the first enterprises who produce HRB500 coiled deformed bars in accordance with GB1499. HBIS succeeded try production of aseismic coiled deformed bars of HRB400E and HRB500E in 2007 and was given production license in 2008. The products have been exported to many countries and regions such as UAE, Iran, Syria, South Korea and Brazil etc.