In 2006, PMA group techinicians are using the theory of absorbing and shielding radiation, based on national Torch technology program, developed a new generation of ferrite absorbing material, filled this area gap in domesitic. We seccessively developed EMC anti-radiation card, special radiation protection coating. At end of 2009, our group has hold 4th generation of core shielding technique in metal belended materals, we invented Saint Carmen Anti-radiation Colthes. We are the only one that owned shield and absorb radiation core technique in domestic, PMA also becomes the top enterprises in civil anti-radiation field, PMA brand also becomes the first choice in civil anti-radiation products.