We have been developing and manufacturing the series of protective doors of anti-radiation, which are the best protective products in the radioactive field of linear accelerator, Gamma knife, Cobalt-60 machine, CT, DSA, X-ray machines and so on with being applicable to the needs of all levels of ionizing radiation processing. Meanwhile, they also have protective functions for X-ary, Gamma ray and Neutron ray with conforming to national standard of protection.