Shanxi Nandong International Trading Co., Ltd. specializes in exporting gas mask and activated carbon fiber with our own manufacturing bases. Our manufacturing base for safety gas mask is a large army-civilian factory,which has been approved by army standard of chemical protection system of the Army, the National standard of CBR protective equipment and GB28901995(General technical specifications for filter type gas masks).It is the base of producing gas mask and the only approbated large-scale factory equipped with the chemical protection system of the Army.The Equipment Department of Chinese People’s Liberation Army has set up the office in our factory to direct and participate in producing safety gas mask as to the order of the Army. Since 2000, our gas mask has already exported to America, Latvia, Iran, and Israel, Iraq and Germany and so many countries. Besides, our activated carbon fiber has exported to Korea, Thailand, India and a lot of Asian military factories. What’s more, we have a well-equipped factory with advanced technology and a prefect system of quality assurance.