Social Responsibility - The group of National Defence College 's techers and students, visit Salt plant operation of Pimai Salt Company Limited at Pimai Factory Nakhonratchasima

The group of National Defence College 's techers and students, visit Salt plant operation of Pimai Salt Company Limited at Pimai Factory Nakhonratchasima, which produce pure vacuum salt using brine from solution mining. On December 15 (Tuesday) 2009