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Open Testing Service (OTS)

  • Website: https://ots.org.pk
  • Address: Office # 01, Central Avenue, Bahria Town, Phase VI, Islamabad
  • Phone: UAN: 051 111 687 222
  • Timing: (Monday to Saturday From 9:00 AM to 05:30 PM)
  • Fax: 051-8441353
  • Email: info@ots.org.pk