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 Address
  Head Office:
  679 yeokgam gangnam-  gu,seoul,korea
  Factory Address:
  Ji shan,Dong pu,Tian He,Guang   Zhou-Chaina
  Office Address:
  sha Tai Road,Tain He,Goang Zhou PRC-Chainai
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Contact
  Sales: sales@crystalsign.com
  Manager:info@crystalsign.com