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SAC/TC4 SC introduction


STC4/SC1, correspond to ISO TC46/SC11 , secretariat in State Archives Administration of China

STC4/SC2, correspond to ISO/TC46 WG3, secretariat in Ministry of Education of China

STC4/SC4, correspond to ISO/TC46 SC4, secretariat in the Institute of Scientific and Technical Information of China

STC4/SC5, correspond to ISO/TC46 SC9, secretariat in National Library of China

STC4/SC8, correspond to ISO/TC46 SC8, secretariat in Shanghai Library