Visit Website https://ots. org.pk/ project-view.php? pview=134
Click on Above Mentioned Link and Download Your Related Posts Application Form Then Pay The Fee To Mention Bank.
Fill Complete Information in Application Form + Attach Recent Photo + Original Bank Deposit Slip and CNIC Copy (Both Must Attached on Back Side of Application Form)
Manager Operations, (DCHEI) Open Testing Service (OTS), Office No 01, Central Avenue ,Phase 6, Bahria Town, Islamabad