I am attending, solving tests, and extracting certificates for Duroub platform courses. - Accreditation Body: Ministry of Human Resources (Hadaf). - Certificate Benefits: Meeting promotion requirements, enhancing CV. - Number of Courses Required Annually: 20 courses. - Completion Time: Maximum of two hours. - Course Titles: Multiple, including management, English language, computer science, accounting, and many more. - Price: 50 SAR for 50 courses (lowest market price)