National NDT (engineers Training & Certification) Services: NDT courses in India / NDT courses fees / NDT courses in Visakhapatnam / NDT courses for mechanical / NDT course details. For More Details Visit :www.nationalndt-india.com  | Email : training@nationalndt-india.com  | Contact Person : V.SATYANARAYANA (Managing Director)  Mobile : +91 8686748989   | Office (Land Line) : 0891-2703456