AD ?????????????????????? 15 ?????????????? Yonggao Co. Ltd. ???? ?????? ??????????? AD Group ??????????????? 1993 ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????? ?????????????????????????????????????????????????????????????????? (SAC / TC48 / SC3) ????????????????????????????????????????????????? ??????????????????????????????????????????????????????????? ??????????????????????????????????????? "???" ???????????????????????? ????????????????????????????????????????????? 8 ??????? 2554 ??????????: 002641 ????? ?????? ????????????????????? 13 ????: Shanghai AD Building Materials Development Co. Ltd. Shenzhen Yonggao Plastic Industry Development Co. Ltd. Guangdong Yonggao Plastic Industry Development Co. Ltd. Anhui Yonggao Plastic Industry Development Co. Ltd. Tianjin Yonggao Plastic Industry Development Co. Ltd. Chongqing Yonggao Plastic Industry Development Co. Ltd. Zhejiang AD Electric Co. Ltd. Taizhou Huangyan Jingjie Plastic Industry Development Co. Ltd. ??? Zhejiang Jinnuo Copper Co. Ltd. Anhui AD Technology Development Co. Ltd. Shanghai Yonggao Pipeline Sales Co.,