PMA (HK) Investment Group Co., Ltd. is a leading manufacturer and exporter of high quality anti-radiation products in China. Centering on new high technology and eco-friendly products, it sets electromagnetic radiation protection industry and project investment in one.

It was in 2006 when PMA(HK) Investment Co.,Ltd started to adjust the industrial structure. Anhui administration center, which focuses on anti-radiation industry, was established. According to absorbing and shielding radiation principle and basing on national Torch technology program, PMA group developed a new generation of ferrite absorbing materials and PMA EMC card, which filled this gap domestically. At the same time, PMA group developed radiation protection paint basing on military stealth technology. This special pain, which can only be produced by a few developed countries before, obtained national invention patent.

In the end of 2009, on the basis of the 4th generation shielding technology of metal blended fiber, PMA invented Saint Garmen anti- radiation clothes. This not only made PMA the top civil anti-radiation company which has independent knowledge right, but also the only one which owns shielding and absorbing radiation core technique in China. PMA has become the first choice in civil anti-radiation brands.