Shanxi Nandong International Trading Co., Ltd. specializes in exporting gas mask and activated carbon fiber with our own manufacturing bases. 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.