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      Headquarters

      • JSTI Group

      International Subsidiaries

      • EPTISA SERVICIOS DE INGENIERíA,S.L.
        http://www.eptisa.com
      • Yanning International Group Co., Ltd.(Angola)
      • JSTI International Co., Ltd. (HK)
      • JSTI Group Lanka(private) Ltd.

      Chinese Subsidiaries