DELTA ( Diploma in Teaching English to Speakers of Other Languages) ) is Cambridge highest qualification. ICD is the only centre in Pakistan offering DELTA Module 1 and now Module 3 exams in Pakistan.
DELTA is an advanced blend of theory and practice that provides professional development for teachers with at least one year’s experience. It gives you skills and techniques that will help you throughout your career. Details are at https://www.cambridgeenglish.org/teaching-english/teaching-qualifications/delta/